The question isn't whether you need Hvac Maintenance service in Addison, TX — it's which contractor you trust to do it right. FH HVAC's answer: a written quote before we start, a TX-licensed technician at your door fast, and a 90-day guarantee documented on every invoice.

The Hvac Maintenance contractor market in Addison, TX has a real accountability problem. Most homeowners have experienced it: verbal estimates, inconsistent technician quality, invoices that surprise them.
FH HVAC operates on a different standard in Addison, TX. Every technician we send holds an active TX license, NATE certification, and a current EPA 608 refrigerant credential. Every quote is written and itemized before any work starts. Every completed job carries a 90-day guarantee documented on your invoice. Call +1-844-586-3138 and a live dispatcher picks up — day or night, weekend or holiday.

Licensed, insured, and guaranteed. Every service below is available in Addison, TX right now.
System failure in Addison, TX doesn't wait for business hours. A live dispatcher at +1-844-586-3138 routes the nearest TX-licensed tech to your location and gives you an ETA before you hang up. Most Addison, TX emergency calls resolve on the first visit. Written quote before we start — always.
Emergency line in Addison, TXFrom a full system replacement to a targeted repair in your Addison, TX home, our residential technicians don't guess system size. Every installation starts with a proper Manual J load calculation — the step that prevents the common mistake of oversizing, which causes short-cycling and early system failure. All TX permits pulled. Parts and labor both warranted.
Schedule Addison, TX home serviceA failed HVAC system in your Addison, TX office, retail location, or commercial facility means real money lost. We handle rooftop units, VRF systems, large split systems, and ongoing maintenance agreements for Addison, TX commercial properties, scheduled around your business operations. Priority response for commercial service agreement clients.
Commercial HVAC in Addison, TXIndoor air quality in Addison, TX is affected by the specific seasonal conditions here — humidity patterns, allergen load, and how airtight homes tend to be in this climate. We install HEPA filtration upgrades, UV germicidal systems, dehumidifiers, humidifiers, and ERVs configured for this region's conditions. Most impactful for households managing asthma or recurring respiratory conditions.
Indoor air quality: +1-844-586-3138Heat pump and ductless mini-split demand in Addison, TX has grown as homeowners understand the efficiency and versatility advantages. Our Addison, TX technicians are factory-trained on all major brands — Mitsubishi, Daikin, Fujitsu, LG, Bosch — and handle everything from initial installation through refrigerant service.
Heat pump service in Addison, TXThe Addison, TX systems that run reliably for 20 years get maintained twice a year. The ones that fail early usually don't. Two tune-ups annually, priority dispatch year-round, 15% off parts and labor, refrigerant checks, coil cleaning, and a written condition report every visit.
Plan details: +1-844-586-3138No mystery, no fine print. This is the exact process for every Addison, TX job we take on.
A live dispatcher picks up in Addison, TX — day or night, no exceptions. Not a bot. Not a callback queue. A real person who starts routing a technician immediately.
We dispatch from a position close to Addison, TX — average on-site time under 60 minutes in most Addison, TX markets. Background-checked, NATE certified, EPA 608 credentialed.
You get the full cost in writing before anything begins in Addison, TX. Nothing starts until you've reviewed and approved it in writing. What you approve is what you pay.
The job gets done and backed by a 90-day parts and labor guarantee documented on your invoice.
These are the operating commitments behind every Addison, TX job. Verifiable. Documented.
What you approve is what you pay. Always. Itemized, signed, and binding before we begin.
TX license, general liability, and workers' comp — all current, all documented, available on request for any Addison, TX job.
We maintain staffing close to Addison, TX so average on-site time stays under 60 minutes, even when demand is high.
Every Addison, TX repair we complete carries a 90-day parts and labor guarantee printed on your invoice. If it fails, we return at no charge — no debate required.
Calling +1-844-586-3138 at 2 AM in Addison, TX gets a person who routes a technician immediately.
"I asked for proof of TX licensing before letting anyone in. Two contractors couldn't produce it. FH HVAC sent documentation in under two minutes."
— Verified customer, Addison, TX"I've dealt with three other HVAC contractors in Addison, TX in the past two years. Every one had some billing issue, some miscommunication, some problem. FH HVAC showed up fast, gave me a written quote, and billed me exactly that amount. This should be the standard."
"Our business in Addison, TX had an HVAC failure during a client event. I didn't think anyone would respond that fast on a Friday evening. FH HVAC had a commercial technician there in 50 minutes, diagnosed and fixed within two hours. Nothing we planned had to be cancelled."
"Two years on the maintenance plan in Addison, TX. At the spring tune-up this year they found a slow refrigerant leak in my evaporator coil. Caught and fixed at the maintenance pricing. That would have been an emergency call in August at double the cost."

FH HVAC covers all of Addison, TX with licensed technicians, written upfront pricing, and live 24/7 dispatch. One call. Real ETA. No runaround.
📞 Call +1-844-586-3138 — Addison, TX Live Dispatch