VIP  Membership Plans

Furnace Repair in Leon Valley, TX

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ASC Heating & Air offers trusted furnace repair services in Leon Valley, TX, to keep your home warm and cozy through the colder months. Our certified technicians handle everything from quick fixes to major repairs with care and attention. We’re available 24/7 for emergencies and provide same-day service whenever possible. Every job starts with a full inspection so we can fix the issue fast and prevent future breakdowns. As a locally owned and trusted HVAC company, we treat every customer like a neighbor. When your furnace stops working, call ASC Heating & Air for reliable service you can count on year-round.
    • 24/7 Emergency Furnace Repair
    • Certified, Skilled Technicians
    • Fast, Same-Day Service
    • Full HVAC Repair and Maintenance
    • Local Experts You Can Trust
Keep the heat on and your home cozy. Call ASC Heating & Air today for fast, same-day furnace repair in Leon Valley!

Request Appointment

Need a service? We’ll accommodate your schedule. Call us at (210) 761-5130 or drop us a line below.

WHY CHOOSE US

We get it—when your furnace fails, you need someone who shows up fast and knows what they’re doing. At ASC Heating & Air, that’s exactly what we offer. We’re available 24/7 for emergency calls, so you’re never left waiting when the heat goes out. Our certified technicians handle all types of furnace problems, big or small, and we always aim for same-day repairs whenever possible. As a trusted local company serving Leon Valley and nearby areas, we treat every home like our own. We’ll make sure your furnace runs smoothly, your comfort is restored, and your worries are gone.

HOW CAN WE HELP

At ASC Heating & Air, we know how frustrating it feels when your furnace suddenly stops working. It’s cold, uncomfortable, and you just want things back to normal. That’s where we come in. Our team provides quick and reliable furnace repair in Leon Valley, TX, so you don’t have to stress about being left in the cold. We find the issue fast, explain what’s going on, and fix it right the first time. You’ll always get friendly service, honest pricing, and lasting results from people who care about keeping your home warm and safe.

Experience Efficient Furnace Repair with ASC Heating & Air in Leon Valley, TX

When your furnace breaks down, you need help fast. That’s why our team at ASC Heating & Air offers quick, same-day furnace repair services right here in Leon Valley, TX. We know how much you depend on a working furnace to keep your home warm and safe. Our job is to get it fixed quickly so you can relax again.
Our skilled technicians use the latest tools and proven methods to find and fix the problem right away. We don’t just patch things up—we make sure your furnace runs efficiently and safely for the long term. A properly repaired furnace keeps your home cozy and helps lower your energy bills, too.
We understand how stressful heating issues can be, so we show up on time, explain everything clearly, and treat your home with care. Whether your system stopped suddenly or isn’t heating evenly, we’ll handle it. You can trust us to restore comfort to your home with reliable service and local know-how.

Heating System Failure

Few things are worse than waking up to a cold house on a winter morning. If your furnace won’t turn on or is blowing cool air, you’re not alone. It happens to many homeowners in Leon Valley. Strange noises, uneven heat, or higher energy bills often mean your furnace is struggling and could be on the verge of failure.
A heating breakdown can be stressful, especially if it happens late at night. The good news? Most furnace problems can be fixed quickly with the right care. Common issues include worn-out blower motors, faulty ignitors, or old thermostats. These parts naturally wear down over time, but catching the problem early helps avoid costly damage.
Our technicians work hard to make the repair process simple and stress-free. We inspect your system carefully, explain what’s wrong, and fix it efficiently. Every home is different, so we adjust our approach based on your system and needs. Our goal is to bring back your comfort fast while keeping your furnace reliable for many winters ahead.
ASC Heating & Air technician in San Antonio, TX

The Essential Role of Furnace Repair in Your Home Comfort

When cold weather hits, a working furnace makes all the difference. It’s what keeps your family comfortable and your home livable. That’s why regular furnace repair and maintenance are so important. By fixing small problems early, you can avoid big, expensive breakdowns later.
Most people ignore signs like rattling noises, weak airflow, or rooms that never seem warm enough. But those small issues can grow quickly if left unchecked. Getting repairs done on time helps your furnace run more efficiently, saving energy and extending its life.
There’s also a safety side to this. A damaged furnace can leak gas or carbon monoxide, putting your family at risk. Having your system checked and repaired by professionals keeps everything safe and working properly. Investing in timely furnace repair means more than comfort—it’s about protecting your home and your loved ones.

Why Is Furnace Repair Vital for Your Home's Comfort?

It’s easy to forget about your furnace until something goes wrong. But just like your car, it needs care to stay reliable. Keeping up with furnace repair helps it run efficiently, keeps energy bills down, and prevents sudden breakdowns.
Here’s what regular furnace repair really does for you:
1. Saves Energy and Money
A furnace that’s well-maintained doesn’t have to work as hard to heat your home. That means lower energy bills and less strain on your system.
2. Improves Safety
Furnaces that aren’t working properly can create dangerous conditions, like gas leaks or carbon monoxide buildup. Regular service helps catch these problems early and keeps your family safe.
3. Extends Furnace Life
Taking care of small repairs now helps your furnace last longer. It’s like giving it a tune-up that prevents big issues later.
The truth is, a reliable furnace makes winter easier and your home more comfortable. Staying on top of furnace repair in Leon Valley is one of the simplest ways to make sure your home stays warm, safe, and efficient all season long.
AC Repair technician in San Antonio, TX

Discounts

First Responder, Educator, Senior Citizen, Military & Veteran

Electrical Rebates

CPS Energy Federal Tax Rebates

Financing

0% Financing Available 2nd Chance Financing Available

Best in class warranty

10 year parts and labor warranty on most systems

Why Choose ASC Heating & Air for HVAC Services?

For homes and businesses in San Antonio, TX in need of HVAC services like air conditioner repair, there are several reasons to choose the experts from ASC Heating & Air.

HIGHLY RATED HVAC COMPANY

Our team has over 200 5-star reviews raving about the quality of our heating and cooling services.

ABOVE STANDARDS

At ASC Heating & Air, we carry over a dozen HVAC industry certifications, making us a cut above the rest.

PROMPT & UPFRONT PRICING

Our HVAC technicians provide a price on their first visit and always before starting a job.

GREAT WARRANTIES AVAILABLE

On select services, we offer 5 to 10-year factory warranties as well as up to 10-year labor warranties.

FINANCING AVAILABLE

From great credit to credit in repair, we offer multiple financing options to help ensure you get the cooling and heating comfort you need.

ABOVE STANDARDS

If your new unit does not work to your satisfaction, you get a free replacement during the first year. Contact us for more information!

Get Financing

Payment Plans Available
APPLY NOW

Protect Your Home With Our Preventative Maintenance Plans!

Payment Plans Available
VIP MEMBERSHIP MAINTENANCE PLANS

Get Service Today!

Give ASC Heating and Air a call today at (210) 761-5130 if you would like to make an appointment or request a quote for one of our services.
MAKE AN APPOINTMENT!

Our Brands

At ASC Heating & Air, our HVAC professionals have the expertise to service air conditioners, furnaces, and other HVAC equipment from brands like Trane, York, and more

Awards

Our Service Areas

With a foundation built on the principles of honesty, quality, craftsmanship, and integrity, our business strives to set itself apart from the hoard of companies clamoring for attention in the Alamo City and the greater San Antonio include:
Cibolo
Live Oak
Kirby
Castle Hills
Selma
Terrell Hills
Schertz
Universal City
Windcrest
Converse
Alamo Heights
Balcones Heights
Leon Valley
San Antonio

Frequently Asked Questions

What are the signs that my furnace needs repair?
If your furnace makes loud noises, blows cold air, turns on and off too often, or causes higher energy bills, it’s time for a repair. Give us a call before it gets worse.
Most furnace repairs take a few hours. If the problem’s more complex, we’ll let you know upfront. Either way, our goal is to get your heat working again the same day.
You can help your furnace last longer by changing the air filter regularly and keeping the area around it clean. For deeper issues, it’s safer to let our trained technicians handle it.
We start with a full inspection to find the problem. Then we’ll explain what needs to be fixed, give you an upfront price, and start the repair. You’ll always know what’s happening before we begin.
Yes! We stand behind our work. If something isn’t right after a repair, just call us—we’ll make it right.

Visit Our Office – Find Us on Google Maps

Explore Leon Valley, TX - We Serve the entire City

When your furnace starts acting up, ASC Heating & Air is here to fix it fast. Our certified team offers trusted furnace repair services in Converse, TX, so your home stays warm and comfortable no matter how cold it gets outside. We’re available 24/7 for emergencies and always ready to handle both small fixes and bigger problems. We know how frustrating it is to lose heat in the middle of a cold night, which is why we make quick, same-day repairs our top priority. With years of experience and local knowledge, our team works hard to get your furnace running efficiently again. You can count on us to restore your comfort and peace of mind with dependable furnace repair services that last.
    • 24/7 Emergency Furnace Repair
    • Licensed, Skilled Technicians
    • Fast, Same-Day Service
    • Complete HVAC Care
    • Local Team You Can Trust
Stay cozy and warm with ASC Heating & Air. Call us today for fast and reliable furnace repair services that keep your home comfortable all season long.

Request Appointment

Need a service? We’ll accommodate your schedule. Call us at (210) 761-5130 or drop us a line below.

WHY CHOOSE US

When your heat goes out, you need a team that actually shows up and gets the job done right. That’s what we do at ASC Heating & Air. Our technicians are licensed, experienced, and available 24/7 for emergencies. We treat every job like it’s our own home, which means you’ll never get rushed repairs or hidden costs. We’re proud to be a locally owned business serving Converse, TX, and nearby areas. Every call we take is a chance to prove why our neighbors trust us. Our same-day service helps you avoid long waits in the cold, and our team always double-checks every repair before leaving. If your furnace needs attention, you can rely on us for honest advice, dependable work, and a warm home you can count on.

HOW CAN WE HELP

We know how stressful it is when your furnace suddenly stops working. At ASC Heating & Air, we’re here to help you fix it quickly and correctly. Our friendly team provides dependable furnace repair services across Converse, TX, making sure your system runs efficiently again. Whether your furnace is blowing cold air, making strange noises, or not turning on at all, we’ll find the issue and fix it fast. We’ve helped hundreds of local homeowners get their heat back without the hassle of long waits or costly repairs. You’ll always get clear explanations, honest pricing, and lasting results. Our goal is simple—to get your furnace running smoothly so you can focus on what matters most: staying warm and comfortable in your home.

Reliable Furnace Repair by ASC Heating & Air in Converse, TX

When your furnace stops working, the last thing you want is to wait days for a fix. At ASC Heating & Air, we get that. That’s why our team offers quick and reliable furnace repair services right here in Converse, TX. We know that losing heat can make your home uncomfortable fast, so we focus on same-day repairs whenever possible.
Our technicians don’t just show up and replace parts—they take the time to explain what’s going on and what your options are. You’ll always know what we’re doing and why. We’re proud of our reputation for honesty and quality work, and we treat every repair like we’re fixing our own furnace.
We also understand that furnace problems often happen at the worst times. That’s why we offer 24/7 emergency service. Whether it’s a small fix or a complex repair, we’ll make sure your system runs efficiently again. With ASC Heating & Air, you can relax knowing that your comfort is in good hands.

When Your Heating System Fails

Few things are worse than waking up in a cold house because your furnace quit overnight. We’ve all been there—stacking on extra blankets, hoping it kicks back on, and realizing it’s time to call for help. That’s when ASC Heating & Air steps in.
Heating systems can fail for many reasons: a dirty filter, a bad thermostat, a worn-out ignition system, or even a tripped breaker. While some problems are simple to fix, others need a professional eye. Our technicians know how to find the cause quickly and get your heat back up before your home turns into a freezer.
We treat every repair like an emergency because we know what it’s like to be without heat in winter. Our fast response and experienced team mean you won’t be left waiting long. Once we’re done, you’ll feel that warm air flowing again—and that’s the moment that makes it all worth it.
ASC Heating & Air technician in San Antonio, TX

Why Furnace Repair Matters for Every Home

When the temperature drops, a working furnace isn’t just about comfort—it’s about safety. A broken or poorly maintained furnace can lead to serious problems, like carbon monoxide leaks or complete breakdowns that leave your family freezing.
Many people wait too long to call for repairs because they think the problem will fix itself. But small issues can turn into expensive ones if they’re ignored. Here are a few warning signs that mean it’s time to call ASC Heating & Air:
    • Weird noises coming from your furnace
    • Uneven heating from room to room
    • Unexplained rise in energy bills
    • Strange smells when your furnace runs
Fixing these problems early keeps your furnace running better for longer. It also helps lower your energy bills and improves indoor air quality. A well-maintained furnace means less stress, more comfort, and fewer surprises when cold weather hits.

Why Timely Furnace Repairs Save You Stress and Money

A lot of people think as long as the furnace still blows warm air, it’s fine—but that’s not always true. Even small issues can hurt efficiency and make your system work harder, leading to higher energy costs and potential breakdowns later.
We’ve seen homeowners wait until their furnace completely stops before calling, only to find the repair more complicated and expensive than it had to be. Handling problems early can make a huge difference. It’s like getting a small leak fixed before it becomes a flood.
Regular furnace repairs and checkups don’t just keep you warm—they also save you money and extend your system’s life. At ASC Heating & Air, we believe in helping you avoid surprises and giving you the peace of mind that comes from knowing your home will stay cozy all winter.
So, if your furnace isn’t working like it should, don’t wait. Give us a call today and let our team in Converse, TX, get your system running smoothly again.
AC Repair technician in San Antonio, TX

Discounts

First Responder, Educator, Senior Citizen, Military & Veteran

Electrical Rebates

CPS Energy Federal Tax Rebates

Financing

0% Financing Available 2nd Chance Financing Available

Best in class warranty

10 year parts and labor warranty on most systems

Why Choose ASC Heating & Air for HVAC Services?

For homes and businesses in San Antonio, TX in need of HVAC services like air conditioner repair, there are several reasons to choose the experts from ASC Heating & Air.

HIGHLY RATED HVAC COMPANY

Our team has over 200 5-star reviews raving about the quality of our heating and cooling services.

ABOVE STANDARDS

At ASC Heating & Air, we carry over a dozen HVAC industry certifications, making us a cut above the rest.

PROMPT & UPFRONT PRICING

Our HVAC technicians provide a price on their first visit and always before starting a job.

GREAT WARRANTIES AVAILABLE

On select services, we offer 5 to 10-year factory warranties as well as up to 10-year labor warranties.

FINANCING AVAILABLE

From great credit to credit in repair, we offer multiple financing options to help ensure you get the cooling and heating comfort you need.

ABOVE STANDARDS

If your new unit does not work to your satisfaction, you get a free replacement during the first year. Contact us for more information!

Get Financing

Payment Plans Available
APPLY NOW

Protect Your Home With Our Preventative Maintenance Plans!

Payment Plans Available
VIP MEMBERSHIP MAINTENANCE PLANS

Get Service Today!

Give ASC Heating and Air a call today at (210) 761-5130 if you would like to make an appointment or request a quote for one of our services.
MAKE AN APPOINTMENT!

Our Brands

At ASC Heating & Air, our HVAC professionals have the expertise to service air conditioners, furnaces, and other HVAC equipment from brands like Trane, York, and more

Awards

Our Service Areas

With a foundation built on the principles of honesty, quality, craftsmanship, and integrity, our business strives to set itself apart from the hoard of companies clamoring for attention in the Alamo City and the greater San Antonio include:
Cibolo
Live Oak
Kirby
Castle Hills
Selma
Terrell Hills
Schertz
Universal City
Windcrest
Converse
Alamo Heights
Balcones Heights
Leon Valley
San Antonio

Frequently Asked Questions

What signs show that my furnace needs repair?
Watch for things like strange noises, uneven heating, or your furnace blowing cold air. If your energy bills suddenly spike or your furnace runs nonstop, that’s also a red flag that it’s time to get it checked.
Most repairs are done within a few hours. The time depends on the issue, but we always aim for same-day service so your heat comes back as soon as possible.
It depends on the age and condition of your unit. If your furnace is under 10 years old and the repair cost is reasonable, a repair usually makes sense. But if it’s older and keeps breaking down, a replacement might save you more money long term.
First, check your thermostat and make sure it’s set to heat. If that looks fine, check the breaker box. If it still doesn’t work, give us a call for 24/7 emergency service—we’ll send a technician right away.
That depends on your warranty terms. We recommend reviewing your paperwork or contacting the manufacturer. If we’ve done previous repairs, we’ll also explain how that may affect your coverage.

Visit Our Office – Find Us on Google Maps

Explore Converse, TX - We Serve the entire City

ASC Heating & Air provides trusted furnace repair in Schertz, TX & nearby areas. We make sure your heating system runs safely and efficiently, no matter how cold it gets. Our certified HVAC technicians handle everything from small fixes to major repairs with care and precision. We focus on quick response, lasting solutions, and fair pricing so your home stays warm and cozy. You can count on our team for same-day and emergency service that brings comfort back fast.
    • 24/7 Emergency Furnace Repair
    • Licensed and Certified HVAC Technicians
    • Fast Same-Day Service
    • Honest Pricing with No Surprises
    • Trusted by Homeowners Across Schertz and San Antonio
Stay warm this winter with reliable furnace repair in Schertz, TX & nearby areas. Call ASC Heating & Air today for quick, professional service you can trust.

Request Appointment

Need a service? We’ll accommodate your schedule. Call us at (210) 761-5130 or drop us a line below.

WHY CHOOSE US

Choosing the right HVAC company makes all the difference when your furnace breaks down. At ASC Heating & Air, we care about your comfort like it’s our own. Our certified technicians are trained to handle all furnace types and brands, using proven methods to ensure lasting results. We offer same-day and 24/7 emergency service because we know furnace issues don’t follow a schedule. Homeowners in Schertz, TX trust us for our honest advice, clear communication, and dependable repairs. When you call us, you’ll get real solutions from a local team that shows up on time and gets the job done right.

HOW CAN WE HELP

At ASC Heating & Air, we know how stressful it feels when your furnace stops working during cold weather. You shouldn’t have to wait days for heat. That’s why we offer prompt and dependable furnace repair in Schertz, TX & nearby areas. Our team quickly finds the issue, explains what’s wrong, and gets your system working again. Whether your furnace is blowing cold air, making strange noises, or refusing to start, we’ve got the tools and experience to fix it fast. We’re proud to help families in Schertz stay warm, comfortable, and safe all season long.

Experience Reliable Furnace Repair with ASC Heating & Air in Schertz, TX

Keeping your home warm and comfortable during the winter months starts with a reliable furnace. At ASC Heating & Air, we’re proud to provide furnace repair services you can depend on in Schertz, TX & nearby areas. Our licensed HVAC technicians work hard to restore heat quickly so your family stays cozy no matter how cold it gets.
We start by inspecting your furnace to find the exact problem, whether it’s a faulty igniter, blower motor, or thermostat. Then we fix it using high-quality parts and proven methods. We focus on accuracy, speed, and lasting performance, so you don’t have to worry about the same issue coming back.
Choosing ASC Heating & Air means peace of mind. We treat every repair like it’s our own home and make sure your furnace works safely and efficiently before we leave. When you need dependable heating service in Schertz, TX, we’re the team to call.

Heating System Malfunction

When your heating system stops working, it can turn a comfortable night into a cold one fast. We’ve all had those moments when the temperature drops, and the furnace just won’t kick in. Most furnace malfunctions come from simple issues like a clogged filter, thermostat error, or worn-out part. Sometimes it’s a sign of something more serious, like a cracked heat exchanger or failing blower motor.
Even with regular maintenance, problems can happen unexpectedly. That’s why knowing the warning signs helps—odd noises, uneven heating, or a sudden rise in energy bills all point to trouble. Ignoring them can make small problems turn into costly repairs later.
Our team at ASC Heating & Air is ready to handle these issues right away. When something feels off with your furnace, don’t wait. Call us for professional furnace repair in Schertz, TX so you can get warmth and comfort back quickly and safely.
ASC Heating & Air technician in San Antonio, TX

Why Furnace Repair Matters for Your Home

When winter sets in, your furnace becomes one of the most important parts of your home. If it fails, comfort disappears fast. Fixing small issues early keeps your system running better, helps avoid big repair costs later, and saves money on energy bills. A well-maintained furnace works more efficiently, keeping your home warm without using extra power.
Timely furnace repair doesn’t just protect comfort—it protects safety too. A damaged furnace can leak carbon monoxide or cause poor air quality. Regular service helps catch those risks early, keeping your family safe.
At ASC Heating & Air, we care about your comfort and peace of mind. Our skilled technicians provide reliable furnace repair in Schertz, TX, making sure your system is ready for the coldest nights of the year.

Why Furnace Repair Is Worth It

It’s easy to take your heating system for granted until it stops working. A quick fix today can prevent a breakdown tomorrow. Some people think repairs are too much hassle, but ignoring small issues often costs more later. Fixing worn parts early keeps your furnace running longer and helps avoid expensive replacements.
Here’s why regular furnace repair is a smart choice:
    • It improves energy efficiency and cuts down utility bills.
    • It helps prevent carbon monoxide leaks or safety risks.
    • It provides steady, reliable heat all season long.
By keeping up with furnace repairs, you make sure your system runs smoothly when you need it most. Our team at ASC Heating & Air is here to help homeowners in Schertz, TX stay warm, safe, and stress-free through every cold spell.
AC Repair technician in San Antonio, TX

Discounts

First Responder, Educator, Senior Citizen, Military & Veteran

Electrical Rebates

CPS Energy Federal Tax Rebates

Financing

0% Financing Available 2nd Chance Financing Available

Best in class warranty

10 year parts and labor warranty on most systems

Why Choose ASC Heating & Air for HVAC Services?

For homes and businesses in San Antonio, TX in need of HVAC services like air conditioner repair, there are several reasons to choose the experts from ASC Heating & Air.

HIGHLY RATED HVAC COMPANY

Our team has over 200 5-star reviews raving about the quality of our heating and cooling services.

ABOVE STANDARDS

At ASC Heating & Air, we carry over a dozen HVAC industry certifications, making us a cut above the rest.

PROMPT & UPFRONT PRICING

Our HVAC technicians provide a price on their first visit and always before starting a job.

GREAT WARRANTIES AVAILABLE

On select services, we offer 5 to 10-year factory warranties as well as up to 10-year labor warranties.

FINANCING AVAILABLE

From great credit to credit in repair, we offer multiple financing options to help ensure you get the cooling and heating comfort you need.

ABOVE STANDARDS

If your new unit does not work to your satisfaction, you get a free replacement during the first year. Contact us for more information!

Get Financing

Payment Plans Available
APPLY NOW

Protect Your Home With Our Preventative Maintenance Plans!

Payment Plans Available
VIP MEMBERSHIP MAINTENANCE PLANS

Get Service Today!

Give ASC Heating and Air a call today at (210) 761-5130 if you would like to make an appointment or request a quote for one of our services.
MAKE AN APPOINTMENT!

Our Brands

At ASC Heating & Air, our HVAC professionals have the expertise to service air conditioners, furnaces, and other HVAC equipment from brands like Trane, York, and more

Awards

Our Service Areas

With a foundation built on the principles of honesty, quality, craftsmanship, and integrity, our business strives to set itself apart from the hoard of companies clamoring for attention in the Alamo City and the greater San Antonio include:
Cibolo
Live Oak
Kirby
Castle Hills
Selma
Terrell Hills
Schertz
Universal City
Windcrest
Converse
Alamo Heights
Balcones Heights
Leon Valley
San Antonio

Frequently Asked Questions

What are the signs that our furnace needs repair?
Look for signs like unusual noises, uneven heating, higher energy bills, or the furnace blowing cold air. If your pilot light goes out or the system cycles on and off often, it’s time for a repair.
Most furnace repairs take just a few hours. Our goal is to complete same-day service whenever possible so you can enjoy a warm home again fast.
Furnaces can fail due to clogged filters, worn-out parts, or lack of maintenance. Scheduling regular tune-ups can help prevent unexpected breakdowns.
If your furnace is under 10–15 years old and hasn’t needed many repairs, fixing it is usually best. But if it’s older and keeps breaking down, replacement might save you money long-term. We’ll help you decide what’s right for your situation.
If basic troubleshooting doesn’t solve the issue, like changing the filter or checking the thermostat, call our professionals. Our certified HVAC techs will inspect your furnace safely and fix the problem correctly.

Visit Our Office – Find Us on Google Maps

Explore Schertz, TX - We Serve the entire City

At ASC Heating & Air, we provide professional furnace repair services to keep your home warm and comfortable all winter long. Our certified technicians are available 24/7 and deliver fast, same-day repairs you can count on. We take pride in offering reliable, affordable, and complete HVAC solutions designed to fit your needs. Whether it’s a small repair or a major fix, you can trust ASC Heating & Air for dependable Furnace Repair in Castle Hills, TX, and nearby San Antonio areas.
    • 24/7 Emergency HVAC Services
    • Certified & Skilled Technicians
    • Fast, Same-Day Repairs
    • Trusted Local Expertise
    • Complete Heating & Cooling Solutions
Stay warm with ASC Heating & Air! Call us today for reliable Furnace Repair in Castle Hills, TX—your comfort is our priority!

Request Appointment

Need a service? We’ll accommodate your schedule. Call us at (210) 761-5130 or drop us a line below.

WHY CHOOSE US

When you need Furnace Repair in Castle Hills, TX, ASC Heating & Air is the company you can rely on. Our certified technicians are available around the clock for emergencies, and we always prioritize fast, same-day service. We take pride in being dependable, professional, and customer-focused. With years of HVAC experience, we’re equipped to handle all types of furnace issues—from minor fixes to full system repairs. We treat every job like it’s in our own home, ensuring quality results you can trust.

HOW CAN WE HELP

At ASC Heating & Air, we know how important it is to have a working furnace when the temperature drops. If your system isn’t heating properly or has stopped altogether, we’re here to help. Our team provides dependable and efficient service to get your furnace running again fast. We’ll diagnose the issue quickly and offer an honest, affordable solution that fits your needs. We’re proud to serve our neighbors in Castle Hills, and we’re committed to keeping your home warm and comfortable all winter long.

Experience Reliable Furnace Repair with ASC Heating & Air in Castle Hills, TX

When your furnace stops working during a cold night, it can quickly make your home uncomfortable. That’s why we’re here—to provide fast and reliable Furnace Repair in Castle Hills, TX. Our goal is to get your system running smoothly again so you can stay warm and worry-free.
Our technicians are trained to handle any heating issue with precision and care. We identify the root cause, explain the problem clearly, and provide effective solutions that last. Whether it’s a faulty thermostat, worn-out parts, or airflow issues, we fix it right the first time.
We take pride in helping our customers feel confident in their home comfort systems. With ASC Heating & Air, you can expect dependable service and long-lasting results. When your furnace needs attention, we’ll be there to restore your comfort quickly and efficiently.

Heating System Failure

When your furnace starts acting up, it can feel like your whole house has gone cold. You might hear odd noises, notice uneven heating, or see your energy bills climb. These are all signs your furnace might need professional repair.
Acting quickly is important. Ignoring early warning signs can lead to more serious problems later, including full system breakdowns. A quick repair now can save you time, money, and stress down the road.
Choosing a trusted HVAC team makes all the difference. Our experienced technicians know how to diagnose and fix issues fast while keeping you informed every step of the way. Whether it’s replacing a small part or handling a bigger repair, we’ll make sure your heating system works like it should—keeping your home cozy and comfortable all season long.
ASC Heating & Air technician in San Antonio, TX

The Vital Role of Furnace Repair in Keeping Your Home Comfortable

When winter sets in, your furnace becomes the heart of your home’s comfort. But when it starts to fail, things can go downhill fast. A broken furnace doesn’t just make your home cold—it can affect your family’s health and safety too.
That’s why timely repairs matter. Fixing small problems early helps you avoid bigger, more expensive issues later. A well-maintained furnace also runs more efficiently, saving you money on energy bills while improving your indoor air quality.
By keeping your furnace in good shape, you’re protecting both your comfort and your investment. At ASC Heating & Air, we’re here to help you stay warm, breathe easy, and enjoy peace of mind knowing your heating system is ready for whatever winter brings.

The Importance of Furnace Repair: Comfort You Can Count On

When the cold weather rolls in, nothing beats stepping into a warm, cozy home. But if your furnace isn’t working properly, that comfort can quickly disappear. That’s where we come in. At ASC Heating & Air, we specialize in Furnace Repair in Castle Hills, TX, so you never have to worry about facing the cold alone.
Strange sounds, uneven heat, or rising energy bills are all signs your system needs attention. Fixing these issues early not only restores your comfort but also keeps your furnace running efficiently for years to come.
Our experienced team offers same-day service and 24/7 emergency repairs, so you’re never left waiting in the cold. We’ll get your furnace back on track fast, helping you save money and stay warm all season long. When your comfort is on the line, we’re the team you can count on—every time.
AC Repair technician in San Antonio, TX

Discounts

First Responder, Educator, Senior Citizen, Military & Veteran

Electrical Rebates

CPS Energy Federal Tax Rebates

Financing

0% Financing Available 2nd Chance Financing Available

Best in class warranty

10 year parts and labor warranty on most systems

Why Choose ASC Heating & Air for HVAC Services?

For homes and businesses in San Antonio, TX in need of HVAC services like air conditioner repair, there are several reasons to choose the experts from ASC Heating & Air.

HIGHLY RATED HVAC COMPANY

Our team has over 200 5-star reviews raving about the quality of our heating and cooling services.

ABOVE STANDARDS

At ASC Heating & Air, we carry over a dozen HVAC industry certifications, making us a cut above the rest.

PROMPT & UPFRONT PRICING

Our HVAC technicians provide a price on their first visit and always before starting a job.

GREAT WARRANTIES AVAILABLE

On select services, we offer 5 to 10-year factory warranties as well as up to 10-year labor warranties.

FINANCING AVAILABLE

From great credit to credit in repair, we offer multiple financing options to help ensure you get the cooling and heating comfort you need.

ABOVE STANDARDS

If your new unit does not work to your satisfaction, you get a free replacement during the first year. Contact us for more information!

Get Financing

Payment Plans Available
APPLY NOW

Protect Your Home With Our Preventative Maintenance Plans!

Payment Plans Available
VIP MEMBERSHIP MAINTENANCE PLANS

Get Service Today!

Give ASC Heating and Air a call today at (210) 761-5130 if you would like to make an appointment or request a quote for one of our services.
MAKE AN APPOINTMENT!

Our Brands

At ASC Heating & Air, our HVAC professionals have the expertise to service air conditioners, furnaces, and other HVAC equipment from brands like Trane, York, and more

Awards

Our Service Areas

With a foundation built on the principles of honesty, quality, craftsmanship, and integrity, our business strives to set itself apart from the hoard of companies clamoring for attention in the Alamo City and the greater San Antonio include:
Cibolo
Live Oak
Kirby
Castle Hills
Selma
Terrell Hills
Schertz
Universal City
Windcrest
Converse
Alamo Heights
Balcones Heights
Leon Valley
San Antonio

Frequently Asked Questions

What are the signs that my furnace needs repair?
If you notice strange noises, uneven heating, higher energy bills, or a yellow pilot light, it’s time to schedule a furnace repair. These are signs your system may be struggling.
Most furnace repairs can be completed within a few hours. We aim to provide same-day service whenever possible, so your home stays warm without long delays.
Check your thermostat settings, circuit breaker, and air filter first. If everything looks fine but the furnace still won’t start, give us a call for immediate assistance.
It depends on your system’s age and the repair cost. If repairs exceed half the price of a new furnace, replacement might be the better option. We’ll help you decide what makes sense.
Schedule regular maintenance at least once a year. Changing filters, keeping vents clear, and having professional inspections help prevent breakdowns and extend your furnace’s lifespan.

Visit Our Office – Find Us on Google Maps

Explore Castle Hills, TX - We Serve the entire City

At ASC Heating & Air, we provide dependable furnace repair in Cibolo, TX, keeping your home warm and comfortable during the coldest months. Our certified technicians are experienced in diagnosing and fixing all types of furnace problems quickly and efficiently. Whether it’s a small repair or a complete system breakdown, we offer same-day service to restore your comfort fast. Proudly serving Cibolo and nearby areas, we’re your trusted local HVAC experts focused on quality work, honest service, and customer satisfaction.
    • 24/7 Emergency Furnace Repair
    • Certified & Skilled Technicians
    • Fast, Same-Day Service
    • Complete HVAC Solutions
    • Locally Trusted in San Antonio
Stay warm and worry-free this winter! Call ASC Heating & Air for fast, reliable furnace repair in Cibolo, TX—available 24/7 to keep your home cozy.

Request Appointment

Need a service? We’ll accommodate your schedule. Call us at (210) 761-5130 or drop us a line below.

WHY CHOOSE US

When your furnace breaks down, you need a team you can trust to get the job done right. At ASC Heating & Air, we take pride in offering dependable furnace repair in Cibolo, TX that’s both efficient and affordable. Our certified technicians are equipped to handle all makes and models, and we’re available 24/7 for emergencies. We care about your comfort and always aim to deliver solutions that last. With our focus on quality service and customer satisfaction, you’ll see why homeowners across the Cibolo area count on us to keep their homes warm all winter long.

HOW CAN WE HELP

At ASC Heating & Air, we know how important a working furnace is for your comfort during the colder months. That’s why we’re committed to providing quick and reliable furnace repair in Cibolo, TX. If your system stops heating properly or makes strange noises, we’ll diagnose the issue and get it running smoothly again in no time. We take the time to listen to your concerns and provide the right solutions to meet your needs. With us, you can count on fast service, honest pricing, and long-lasting results.

Experience Efficient Furnace Repair with ASC Heating & Air in Cibolo, TX

We understand how frustrating it can be when your furnace stops working—especially on a cold night. That’s why we offer fast, same-day service to get your heat back as quickly as possible. When you call ASC Heating & Air, our experienced technicians respond promptly, diagnose the issue, and repair your furnace efficiently.
We’re all about quality and dependability. Our team uses the latest tools and techniques to fix your furnace the right way the first time. We value your time, so we work quickly without cutting corners. From start to finish, you’ll experience friendly service and clear communication every step of the way.
Keeping your home comfortable is our top priority. With ASC Heating & Air, you can count on quick, professional furnace repair that keeps your family warm when it matters most.

Heating System Malfunction

Your heating system should keep your home cozy, but when it fails, it can be a real headache. From odd noises to uneven heating or a system that won’t start at all, furnace problems can happen for many reasons. It might be a clogged air filter, a faulty thermostat, or an ignition issue—but whatever the cause, we’ll find it fast.
Ignoring a malfunctioning furnace can make the problem worse and more expensive to fix later. Acting quickly not only keeps your home warm but also helps prevent further damage.
Here are a few signs your furnace might need attention:
    • Inconsistent heating: Some rooms warm, others cold.
    • Strange noises: Banging, rattling, or squealing sounds.
    • Rising energy bills: Your furnace may be working harder than it should.
When you notice any of these issues, give us a call. We’ll make sure your system is running efficiently again so you can enjoy steady, reliable warmth all season long.
ASC Heating & Air technician in San Antonio, TX

The Vital Role of Furnace Repair in Your Home Comfort

A well-functioning furnace is essential for comfort and efficiency during the winter months. When your system fails, it’s not just inconvenient—it can also raise your energy costs. That’s why we take furnace repair seriously, offering dependable service that restores your heating quickly and safely.
Timely repairs prevent small issues from turning into costly breakdowns. Regular maintenance and prompt service keep your system efficient and extend its lifespan. By addressing furnace problems early, you’ll save money and avoid the stress of losing heat when you need it most.
Our team at ASC Heating & Air is also focused on safety. A malfunctioning furnace can sometimes lead to gas leaks or fire hazards. We perform careful inspections and quality repairs to ensure your system operates safely. Your comfort and peace of mind are always our top priorities.

Why Furnace Repair Matters for Your Home

When cold weather hits, a dependable furnace keeps your home safe and comfortable. Ignoring problems can lead to higher energy bills or unexpected breakdowns, which is why furnace repair in Cibolo, TX is so important. By fixing issues early, we help your system run efficiently and avoid costly replacements.
Furnace repair also improves indoor air quality. A well-maintained system filters out dust and allergens better, keeping your air clean and healthy. Regular tune-ups and prompt repairs go a long way in protecting your family’s comfort and well-being.
When you call ASC Heating & Air, you can relax knowing your heating system is in expert hands. We provide fast, reliable repairs with honest pricing and friendly service. With us, you’ll stay warm all winter long—without the worry.
AC Repair technician in San Antonio, TX

Discounts

First Responder, Educator, Senior Citizen, Military & Veteran

Electrical Rebates

CPS Energy Federal Tax Rebates

Financing

0% Financing Available 2nd Chance Financing Available

Best in class warranty

10 year parts and labor warranty on most systems

Why Choose ASC Heating & Air for HVAC Services?

For homes and businesses in San Antonio, TX in need of HVAC services like air conditioner repair, there are several reasons to choose the experts from ASC Heating & Air.

HIGHLY RATED HVAC COMPANY

Our team has over 200 5-star reviews raving about the quality of our heating and cooling services.

ABOVE STANDARDS

At ASC Heating & Air, we carry over a dozen HVAC industry certifications, making us a cut above the rest.

PROMPT & UPFRONT PRICING

Our HVAC technicians provide a price on their first visit and always before starting a job.

GREAT WARRANTIES AVAILABLE

On select services, we offer 5 to 10-year factory warranties as well as up to 10-year labor warranties.

FINANCING AVAILABLE

From great credit to credit in repair, we offer multiple financing options to help ensure you get the cooling and heating comfort you need.

ABOVE STANDARDS

If your new unit does not work to your satisfaction, you get a free replacement during the first year. Contact us for more information!

Get Financing

Payment Plans Available
APPLY NOW

Protect Your Home With Our Preventative Maintenance Plans!

Payment Plans Available
VIP MEMBERSHIP MAINTENANCE PLANS

Get Service Today!

Give ASC Heating and Air a call today at (210) 761-5130 if you would like to make an appointment or request a quote for one of our services.
MAKE AN APPOINTMENT!

Our Brands

At ASC Heating & Air, our HVAC professionals have the expertise to service air conditioners, furnaces, and other HVAC equipment from brands like Trane, York, and more

Awards

Our Service Areas

With a foundation built on the principles of honesty, quality, craftsmanship, and integrity, our business strives to set itself apart from the hoard of companies clamoring for attention in the Alamo City and the greater San Antonio include:
Cibolo
Live Oak
Kirby
Castle Hills
Selma
Terrell Hills
Schertz
Universal City
Windcrest
Converse
Alamo Heights
Balcones Heights
Leon Valley
San Antonio

Frequently Asked Questions

What signs indicate that my furnace needs repair?
Watch for signs like strange noises, uneven heating, or higher energy bills. If your furnace struggles to start or stops working completely, it’s time to call for a repair.
Most repairs take just a few hours, depending on the issue. We aim to provide same-day service whenever possible so your home gets warm again fast.
If your furnace is under 15 years old and the repair is affordable, fixing it is usually best. But if it’s older and breaking down often, replacement might be the smarter, long-term choice.
Regular maintenance is key. Schedule yearly tune-ups, replace filters regularly, and keep the area around your furnace clean for better performance and a longer lifespan.
It’s helpful if you can be, so you can ask questions and discuss the work directly with our technician. If not, just let us know how to access the system safely—we’ll take care of the rest.

Visit Our Office – Find Us on Google Maps

Explore Cibolo, TX - We Serve the entire City

At ASC Heating & Air, our timely and friendly HVAC team offers prompt, professional furnace repair services for homes, businesses, and more in San Antonio, TX. We can diagnose and repair a variety of issues that might be plaguing your furnace. As such, our team can ultimately help restore the indoor warmth and comfort of your property.

WHEN FURNACE REPAIR IS NOT ENOUGH

Unfortunately, in some situations with older furnaces, even professional repair is not enough to restore or reasonably extend the life of a furnace. In these instances, it is typically time for a home or business owner to replace their old furnace with a new one. Fortunately, at ASC Heating & Air, we have a wide selection of options for you to choose from and can offer you recommendations on the most appropriate type of unit for your needs. Our San Antonio HVAC services will take into account the size of your home or business as well as other factors when helping you pick a new furnace. 

New furnace installation can potentially add to the value of your home or business. It can also help increase your overall warmth and comfort. So if you are in need of furnace repair or furnace replacement, the team from ASC Heating & Air has your back! We offer multiple financing options to help address budgets of all sizes in order to provide you with the heating solution you need for your San Antonio home or business.


Diagnosing & Fixing San Antonio Furnaces

Issues with a furnace can be more than just a challenge for home and business owners. They can feel like a real-life nightmare! Fortunately, the team from ASC Heating & Air is here to help with all of your HVAC needs – from repairs to replacements and more! So in the case that your furnace is malfunctioning, our experienced, San Antonio-based team of heating experts can help identify the issue with your system and perform the necessary repairs.

Unsurprisingly, furnaces of all makes and models can be very difficult to work with and fix, especially for those who are unfamiliar with how they operate. If you are not trained in the latest techniques for HVAC system repairs and maintenance, it can lead to further furnace troubles or even a potentially dangerous situation. That is why it is always wise to utilize the services of professional furnace repair companies, such as ASC Heating & Air.

The team from ASC Heating & Air understands that a broken furnace can be quite uncomfortable, especially during the colder winter months in San Antonio, Texas. Thankfully, we possess the knowledge and skills necessary to diagnose and repair a number of different furnace issues. As a result, our team offers same-day appointments for immediate repair needs not only in San Antonio but in many of its surrounding communities as well.

Furnaces can be affected by a number of issues, causing them to work inefficiently, ineffectively, or not at all. Some of the many common furnace issues our team is equipped to repair include the following:

  • Extreme temperature swings
  • Low or no heat production
  • Noisy furnace operation
  • Furnace pilot light out
  • Furnace burner will not ignite
  • Turning on and off frequently
  • Seizing fan motor

While routine maintenance is often the answer to avoiding many of the most common furnace issues, unforeseen issues and complications can occur, especially as furnaces age. In these instances, it is vital that you call a San Antonio heating expert from our team, especially when you experience a complete furnace breakdown. Our prompt, professional HVAC technicians can offer you a rapid diagnosis and electric or gas furnace repair services!

Why Choose ASC Heating & Air for Furnace Repair in San Antonio, TX?

ASC Heating & Air is a family-owned and operated HVAC company serving San Antonio, Texas. Our team consists of friendly and timely HVAC technicians who are highly trained and experienced in their trade. As such, each of our team members can provide you with prompt, professional HVAC services, such as AC repair and furnace repair. They provide these services to a variety of properties throughout the San Antonio, TX area, including both homes and businesses. With our services, we can efficiently and effectively restore all aspects of the HVAC system at your property, helping to ensure your indoor comfort all year round.

Check out our reviews to learn more about our stellar services!

Maintain efficiency with our furnace maintenance plans.

Discover our heating and cooling solutions tailored to your needs.

Discounts

First Responder, Educator, Senior Citizen, Military & Veteran

Electrical Rebates

CPS Energy
Federal Tax Rebates

Financing

0% Financing Available
2nd Chance Financing Available

Best in class warranty

10 year parts and labor warranty on most systems

Why Choose ASC Heating & Air for HVAC Services?

For homes and businesses in San Antonio, TX in need of HVAC services like air conditioner repair,
there are several reasons to choose the experts from ASC Heating & Air.

HIGHLY RATED HVAC COMPANY

Our team has over 200 5-star reviews raving about the quality of our heating and cooling services.

PROMPT & UPFRONT PRICING

Our HVAC technicians provide a price on their first visit and always before starting a job.

FINANCING AVAILABLE

From great credit to credit in repair, we offer multiple financing options to help ensure you get the cooling and heating comfort you need.

ABOVE STANDARDS

At ASC Heating & Air, we carry over a dozen HVAC industry certifications, making us a cut above the rest.

GREAT WARRANTIES AVAILABLE

On select services, we offer 5 to 10-year factory warranties as well as up to 10-year labor warranties.

ABOVE STANDARDS

If your new unit does not work to your satisfaction, you get a free replacement during the first year. Contact us for more information!

Get Financing

Payment Plans Available

APPLY NOW

Protect Your Home With Our Preventative Maintenance Plans!

Payment Plans Available

VIP MEMBERSHIP MAINTENANCE PLANS

Get Service Today!

Give ASC Heating and Air a call today at (210) 761-5130 if you would like to make an appointment or request a quote for one of our services.

MAKE AN APPOINTMENT!

Our Brands

At ASC Heating & Air, our HVAC professionals have the expertise to service air conditioners, furnaces, and other HVAC equipment from brands like Trane, York, and more

Awards

Our Service Areas

With a foundation built on the principles of honesty, quality, craftsmanship, and integrity, our business strives to set itself apart from the hoard of companies clamoring for attention in the Alamo City and the greater San Antonio include:

Schedule Electric or Gas Furnace Repair With Us Today!

Trust the professional HVAC technicians from ASC Heating & Air to take care of the intimidating furnace repair process for your home or business in San Antonio, TX. Our team has the training, experience, and tools necessary to diagnose and address a number of furnace issues. With our prompt, expert service, we can help reestablish the much-needed heating system for your indoor comfort. Contact us today to learn more and schedule electric or gas furnace repair with our team!

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Contact

410 W. Rhapsody Dr. Suite C, San Antionio TX

(210) 761-5130

Send us an Email

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