Heating & Air Conditioning Repair in Castle Hills, TX
If you are looking for a reputable heating and air conditioning repair service in Castle Hills, Texas then ASC is a name you can trust to get your HVAC unit up and running quickly and efficiently. We handle all of your heating and air conditioning repair needs.
At ASC air conditioning and heating repair is more than just a job. We are client focused and that focus and drive is what makes us a leader in the HVAC field. We stand behind our work and always provide our first class service. We believe in our quality work and provide our service guarantee to each and every job that we do.
Our core values at ASC are HONESTY, QUALITY, INTEGRITY, CRAFTSMANSHIP, KNOWLEDGE, EXPERIENCE. Our team exemplifies these core beliefs and upholds them daily to the best of our ability. All our staff is highly skilled and knowledgeable in all things related to HVAC and we staff only the best in the business, the most honest and integrity filled people we can find. Our clients continually benefit from our values every day and we pride ourselves on treating our clients like ASC family.
Request Appointment
Need a service? We’ll accommodate your schedule. Call us at (210) 761-5130 or drop us a line below.
HVAC Service in Castle Hills, TX
Our beautiful Castle Hills area isn’t known to have wild swings temperature wise but for your benefit and comfort you still want your HVAC unit to run efficiently when you do need to use it. So if the weather is uncomfortable in either extreme and you need your HVAC unit maintained, serviced or repaired give us a call. Our professional and friendly field technicians can help your HVAC unit run optimally so it can do its job of beautifully conditioning the air to your ideal comfort.
HVAC Unit Maintenance
Our clients benefit from twice a year regular HVAC unit maintenance. In the spring months before the heat of summer takes hold, you will want your air conditioning to be primed and ready to run when you need its cooling air to flow at a touch. We also recommend a fall heating maintenance appointment to prep for the cold snap so that your HVAC unit is ready to heat when you want it, ready to go before you need it. Maintenance is preventative support for your HVAC unit and extends the life of your equipment. This is a perfect time to have all of the wearable parts and belts inspected and replaced or maintained. Regular maintenance extends the life and performance of your HVAC unit. Keeping the heating and cooling functions running efficiently throughout the seasons you need them most.
HVAC Unit Repair in Castle Hills, TX
Even the most cared for HVAC units can have an issue where you are down when you need it. If you find yourself in this situation you want a team on the job that is knowledgeable, experienced and does quality work. This isn’t the time you want to mess around with a random person messing with your expensive equipment. Our staff is friendly and helpful and will get the job done promptly.
We pride ourselves on No Hidden Fees or Surprise Surcharges. Ask us about our AC repair service guarantee.
HVAC Inspection and Service
If you are buying a new home or just need to have your HVAC unit inspected or serviced, our team can help. We are knowledgeable in all HVAC units of any age, make or model. Our service technicians are highly trained and are able to identify areas of concern and HVAC points of failure that you might encounter. We will help you identify a service plan, pricing details and timelines. And if the HVAC unit is failing and a full replacement is more cost-effective we can help.
HVAC System Replacement
Sometimes an older HVAC unit just needs to be replaced rather than repaired. We will help you identify if that is the case for your unit and your personal goals. If this is a house that you are planning on owning for a long time then it might be the best decision to do a full HVAC unit replacement. We will consult with you on the best options for your budget and heating and cooling needs. From there we will make a plan for installation, and even hauling and disposal of your older unit. We are always here to be of service to you.
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!
Protect Your Home With Our Preventative Maintenance Plans!
Payment Plans Available
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.
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:
FAQs – HVAC Services in Castle Hills, TX
How often should I schedule HVAC maintenance?
We recommend twice yearly — once in spring before cooling season and once in fall before heating season — to ensure your system runs efficiently.
Why is my air conditioner blowing warm air?
This can be caused by low refrigerant, dirty coils, or electrical issues. Our technicians can diagnose and fix the issue quickly.
When should I replace my HVAC system?
If your system is over 10–15 years old or requires frequent repairs, replacement with a high-efficiency model may save you money long-term.
Do you offer emergency HVAC repair in Castle Hills, TX?
Yes — ASC Heating & Air offers 24/7 emergency HVAC service throughout Castle Hills and surrounding areas.
3-Sentence Answer-Ready Summary
ASC Heating & Air provides expert HVAC repair, replacement, and maintenance services in Castle Hills, TX, keeping homes comfortable through every season. Whether you need air conditioning repair, furnace installation, or energy-efficient upgrades, our certified technicians deliver trusted, local service. Family-owned and locally operated, ASC Heating & Air is Castle Hills’ go-to HVAC company for comfort and reliability.
Contact Us For a Free Quote
We are dedicated to your heating and air conditioning comfort. We are here to help however we can with affordable repair options and maintenance. Please contact us at: (210) 761-5130 to set up maintenance, repair, inspection or service. We are also at the ready for any emergency HVAC repair needs you might have. Below are a few of the service options available to support you and your heating and cooling needs.
Please let us know if you do not see what you are needing listed – we are always happy to help with all things HVAC related.