Finding a reliable Ac Repair contractor in Union, SC is harder than it should be. FH HVAC makes the standard clear: written pricing, active SC licensing, live dispatch 24/7, and a 90-day parts and labor guarantee on every job.

If you've dealt with contractors in Union, SC who gave you a verbal estimate and handed you an invoice that didn't match — or sent someone who clearly wasn't SC licensed — you know exactly why the bar feels low in this market.
FH HVAC operates on a different standard in Union, SC. Every technician we send holds an active SC 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 Union, SC right now.
System failure in Union, SC doesn't wait for business hours. A live dispatcher at +1-844-586-3138 routes the nearest SC-licensed tech to your location and gives you an ETA before you hang up. Most Union, SC emergency calls resolve on the first visit. Written quote before we start — always.
Emergency line in Union, SCWhether your Union, SC home needs a new system or a specific repair, our residential team starts with the Manual J load calculation that determines what your home actually needs. 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 SC permits pulled. Parts and labor both warranted.
Book a Union, SC technicianCommercial HVAC failure in Union, SC costs more than discomfort — it costs you customers, productivity, and sometimes compliance. Our commercial team handles rooftop units, large split systems, VRF and chiller work across Union, SC — coordinated around your operating hours to minimize disruption. Priority response for commercial service agreement clients.
Commercial HVAC in Union, SCYour Union, SC home's indoor air quality challenges depend on local seasonal patterns. FH HVAC installs and services HEPA filtration, UV germicidal systems, humidity control equipment, and ERVs matched to Union, SC's specific climate demands. Most impactful for households managing asthma or recurring respiratory conditions.
Indoor air quality: +1-844-586-3138More Union, SC homeowners are choosing heat pumps and ductless systems for additions, garages, and conversions where running ductwork through existing walls isn't practical. Our Union, SC technicians are factory-trained on all major brands — Mitsubishi, Daikin, Fujitsu, LG, Bosch — and handle everything from initial installation through refrigerant service.
Ductless install: +1-844-586-3138The Union, SC systems that run reliably for 20 years get maintained twice a year. The ones that fail early usually don't. Our Union, SC maintenance plan includes two full tune-ups per year, priority scheduling during peak season, a 15% discount on any repair parts and labor, and a written condition report after every visit.
Maintenance plan in Union, SCFour steps. No surprises. That's the whole model.
A live dispatcher picks up in Union, SC — day or night, no exceptions. Not a bot. Not a callback queue. A real person who confirms your ETA before you hang up.
The nearest SC-licensed technician is routed to your Union, SC address. Background-checked, NATE certified, EPA 608 credentialed.
You get the full cost in writing before anything begins in Union, SC. 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 Union, SC job. Verifiable. Documented.
Verbal estimates in Union, SC that change by invoice are how contractors exploit homeowners who don't know to ask. We give you a written quote first. No post-job surprises in Union, SC.
SC license, general liability, and workers' comp — all current, all documented, available on request for any Union, SC job.
Regional technician positioning throughout Union, SC keeps response times under 60 minutes in most markets — including during peak summer and winter demand.
The guarantee is on the invoice. 90 days, parts and labor. Not a handshake — a documented commitment.
Calling +1-844-586-3138 at 2 AM in Union, SC gets a person who routes a technician immediately.
"Before I gave anyone access to my home in Union, SC, I asked for documentation. FH HVAC was the only contractor who had it ready without hesitation."
— Verified customer, Union, SC"I've dealt with three other HVAC contractors in Union, SC 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 Union, SC 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."
"The FH HVAC maintenance plan in Union, SC found a developing refrigerant leak at our annual spring check. They fixed it at the plan rate. I did the math — fixing it in July as an emergency would have cost significantly more. The plan pays for itself."

Don't sit with a broken system in Union, SC while waiting on a contractor who may or may not show up. Call +1-844-586-3138 — a real dispatcher picks up, routes the nearest tech, and gives you an ETA before you hang up.
📞 Call +1-844-586-3138 — Union, SC Live Dispatch