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

If you've dealt with contractors in New Haven, CT who gave you a verbal estimate and handed you an invoice that didn't match — or sent someone who clearly wasn't CT licensed — you know exactly why the bar feels low in this market.
FH HVAC operates on a different standard in New Haven, CT. Every technician we send holds an active CT 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. Calling +1-844-586-3138 at any hour connects you to a real person who confirms your ETA before you hang up.

All six services are available in New Haven, CT — performed by CT-licensed technicians and backed by written pricing and our 90-day guarantee.
Your HVAC system quit in New Haven, CT and you need someone right now. Calling +1-844-586-3138 connects you to a live dispatcher who routes a CT-licensed technician toward your address immediately — not a callback promise. Most New Haven, CT emergency calls resolve on the first visit. Written quote before we start — always.
New Haven, CT Emergency: +1-844-586-3138Whether your New Haven, CT 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. Skipping this step is how contractors install wrongly sized systems that fail in 10 years instead of lasting 20. All CT permits pulled. Parts and labor both warranted.
Schedule New Haven, CT home serviceCommercial HVAC failure in New Haven, CT 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 New Haven, CT — coordinated around your operating hours to minimize disruption. Priority response for commercial service agreement clients.
Commercial HVAC in New Haven, CTIndoor air quality in New Haven, CT 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 New Haven, CT has grown as homeowners understand the efficiency and versatility advantages. Factory training across all major brands means we handle the full job in New Haven, CT, from installation through annual efficiency checks.
Ductless install: +1-844-586-3138The New Haven, CT 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: +1-844-586-3138Four steps. No surprises. That's the whole model.
Real person answers. Not voicemail. You get an ETA for New Haven, CT before you hang up.
The nearest CT-licensed technician is routed to your New Haven, CT address. Every credential verified before they arrive at your door.
After diagnosing your system in New Haven, CT, your technician hands you a written, itemized quote. 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 New Haven, CT job. Verifiable. Documented.
What you approve is what you pay. Always. No post-job surprises in New Haven, CT.
Every FH HVAC technician in New Haven, CT carries an active CT contractor license. Ask for documentation before any contractor starts work on your system.
Regional technician positioning throughout New Haven, CT 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 New Haven, CT gets a person who routes a technician immediately.
"I asked for proof of CT licensing before letting anyone in. Two contractors couldn't produce it. FH HVAC sent documentation in under two minutes."
— New Haven, CT homeowner, new system installation"Called FH HVAC in New Haven, CT on a Saturday afternoon, had a tech at the door in under an hour, written quote before they started, invoice matched the quote exactly. I've never had an easier contractor experience in New Haven, CT."
"Our business in New Haven, CT 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 New Haven, CT 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 New Haven, CT 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.
📞 +1-844-586-3138 — Furnace Repair in New Haven, CT