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Expert HVAC Services in San Antonio
Quan Air Quality and Value AC has been a trusted provider of HVAC solutions in San Antonio, Texas, for over two decades. Founded by Darren Quan, a seasoned technician with extensive industry experience, we specialize in air conditioning diagnostics, system replacements, new installations, and mini-split systems. Our commitment to quality work, reliable support, and customer satisfaction has earned us a strong reputation in the community. As a Trane Comfort Specialist, we combine cutting-edge technology with personalized service to ensure optimal comfort for residential and commercial clients. Our team prioritizes transparency, affordability, and long-term relationships, reflected in our 5.0 Google rating from 265 reviews.

Whether addressing emergency repairs or preventative maintenance, we approach every project with professionalism and attention to detail, treating each clients property with the same care we would our own.
Services
Quick Diagnostics System Replacements New AC Installation Mini Split Systems AC Repairs Thorough Maintenance Ductless Mini Split Heating Services Preventative Maintenance Installation Services
Highlights and features
  • We have over 20 years of experience in HVAC services.
  • Our team is certified as a Trane Comfort Specialist.
  • We offer 24/7 emergency AC repair services.
  • Financing options are available for all projects.
  • We guarantee neat installations and customer satisfaction.
Associations and certifications
  • Trane Comfort Specialist
What people say
Exceptional service Professional and courteous Prompt repairs Great customer service Highly recommended
Services
New AC Installation
We specialize in installing high-efficiency air conditioning systems tailored to your homes size and climate needs. Our technicians ensure proper sizing, energy efficiency, and seamless integration with existing HVAC infrastructure. With Trane-certified expertise, we deliver durable solutions that enhance comfort while reducing long-term energy costs.
Mini Split Systems
Our ductless mini-split installations provide zoned cooling for homes without existing ductwork. Ideal for additions or retrofitting, these systems offer energy-efficient, quiet operation with customizable temperature control. We handle everything from system selection to professional installation and maintenance.
AC Repairs
We offer 24/7 emergency repair services for malfunctioning AC units. Our technicians diagnose issues like refrigerant leaks, thermostat failures, and electrical problems, using advanced tools to restore cooling quickly. Same-day service is available for urgent needs.
Preventative Maintenance
Regular maintenance ensures optimal performance and longevity of your HVAC system. Our comprehensive inspections include coil cleaning, refrigerant checks, and component testing to prevent breakdowns and improve energy efficiency, especially before peak summer months.
Heating Services
We provide heating system installations, repairs, and maintenance for gas furnaces and heat pumps. Our technicians address issues like ignition failures and airflow problems, ensuring reliable warmth during winter while optimizing system efficiency for cost savings.
People
Darren Quan
Owner
Darren Quan founded Quan Air Quality and Value AC with over 20 years of HVAC expertise. He prioritizes customer-centric service, ensuring every project meets strict quality standards while maintaining personal oversight of operations and client relations.
Joe Vallejo
Lead Technician
Joe Vallejo is a certified HVAC technician known for his thorough diagnostics and clear communication. With a focus on customer education, he ensures clients understand their systems and repair options, earning consistent praise in reviews.
Thomas
Service Technician
Thomas is recognized for his punctuality, professionalism, and attention to detail. He specializes in preventative maintenance and system inspections, providing actionable advice to extend equipment lifespan while ensuring client comfort.
Darrin
AC Repair Specialist
Darrin excels in emergency AC repairs, offering prompt service and transparent pricing. His ability to resolve complex issues quickly has made him a trusted technician for urgent cooling needs across San Antonio.
Andy
Technician
Andy contributes to the team with expertise in system installations and diagnostics. He maintains a clean, organized workspace and collaborates closely with clients to address concerns efficiently and professionally.
Questions
What HVAC services do you offer?
We provide AC installation, repair, and maintenance, mini-split systems, heating services, and 24/7 emergency repairs for residential and commercial clients in San Antonio.
Are financing options available?
Yes, we offer financing plans to help clients manage the cost of HVAC installations and major repairs without upfront financial strain.
Do you service areas outside San Antonio?
Yes, we serve New Braunfels, Schertz, Boerne, Helotes, and surrounding communities within the San Antonio metro area.
What makes you different from other HVAC companies?
Our combination of 20+ years of experience, Trane certification, 24/7 emergency service, and personalized customer care sets us apart in reliability and quality.
How can I schedule an appointment?
Call us at (210) 269-7939 for immediate assistance or use our online contact form to request a free estimate and schedule service.
Do you offer preventative maintenance plans?
Yes, our maintenance plans include biannual inspections and tune-ups to optimize system performance, prevent breakdowns, and extend equipment lifespan.
Reviews (13)
Joe Garcia
Jun 19, 2022 Report
We've use Quan Air, for 6 years now. Great company. Always with a great attitude, ready to work and always finding ways to save us money. They always do a great job. Love these guys! Service: A/C system maintenance
Eric Aslesen
Jun 04, 2022 Report
This is the best HVAC team in San Antonio. Responsiveness is key when you're talking about an AC unit going out on a 104° day. They were the first company to reply to me, they picked up the phone at 10:45pm! What I love most is they're a family business. Amber handled scheduling, and Anders did the repair work. I couldn't speak higher of this team, they're my go-to from now on.
Connie Riddle
May 23, 2022 Report
We love using and referring QUAN AIR! Very professional, courteous techs and reasonable prices! We are both Realtor's and we highly recommend them! 5 STAR SERVICE, QUALITY & PRICES! You won't find nicer guys too! Service: HVAC system maintenance
Kelvin Bellamy
May 14, 2022 Report
As always Ryan was simply outstanding. I will never use another hvac company. Service: A/C system maintenance
Island Gurl
May 09, 2022 Report
We had a Reme LED air purifier installed, at a great price. The guys that showed up were quick, efficient and clean. We had a spot in the plenum that could potentially be leaking gas and they were nice enough to put some sort of glue to plug the hole for us and my husband applied some air conditioner tape over it. Will continue to use and recommend Quan Air
Ashby Christian
May 06, 2022 Report
Quan Air showed up within 30 minutes on a 100 degree day when our AC went out. They fixed the problem quickly and saved the day! Service: A/C system repair
Chuck Corbitt
Aug 29, 2021 Report
I cannot say enough great things about Quan Air Quality and Value Heating. They have been our "go to" team for several years now. They ALWAYS come out when they say they will be there. They have made it out to us when we are without A/C, on the same day we called. They return your phone call. They call you when they are on their way. They are courteous. They are professional. They are neat and clean up after themselves. They are EXTREMELY knowledgeable. I could not be happier with this company and the service they provide. Give them a try - you have NOTHING to lose but everything to gain.
Sir Phaded
Aug 17, 2021 Report
Ryan and Andy are my go to guys for any AC work. Fair prices, amazing quality and knowledge of what they're doing. Glad I found them!
Kaleigh
Jun 19, 2018 Report
So thankful for Darren of Quan Air and his expertise! Recently, had two separate problems with my AC and Quan Air came immediately to help even today which is Memorial Day! He is kind, caring and honest...saved me thousands of dollars from 3 other outrageous quotes! I highly recommend Quan Air! Call them first! Darren has gone out of his way to make sure his service was accurate and reasonable! Finding trustworthy service is a blessing!
Ellen R.
Andy was great! Set up my nest thermostat in less than an hour. Answered the phone, and set up an after hours same day appointment. He was friendly, knowledgeable, and fast! Thank you, will be call in the future with my HVAC needs.
Robert S.
Fabulous response and service. Fixed a leak that a competitor could not find, sealed up the return air plenum when the competitor left it cooling my attic after coil replacement, and showed genuine interest in teaching me to do things that save money long term. Will absolutely recommend and will call them again when we need their help. Ask for Andy Quan. Definitely knows his stuff! Oh, and Quan charged $35/lb for coolant when competitor charged me $115/lb last year. Basically I learned that competitor was very dishonest.
Seth
I've been using Quan for a few years now in both my personal residence as well as several rental properties around town that I manage. I have found cheaper but I have not found better, I've called on weekends and holidays without ever having to worry about fast service for my tenants. I have nothing but great things to say about this family owned business. I have only had one issue that took a little while to finally resolve but even on that one they went above and beyond to make it right. 1 out of probably 50 calls is allot better than the company your using now, you can feel good making the switch to these guys.
Walter Garbutt
We were having issues with my mother's a/c unit not cooling at all. Shane came out, handled the problem with expertise, and explained what was wrong in a simple and easy to understand way. Reasonably priced, timely, and efficient work. Would highly recommend to any and everyone.