A broken HVAC system in North Haven, CT isn't a someday problem. FH HVAC dispatches a certified local tech with upfront pricing and a real ETA within minutes of your call.

If you've ever called an HVAC company in North Haven, CT and gotten a runaround about pricing, availability, or what's actually wrong with your system, you know exactly why we built FH HVAC the way we did.
Our North Haven, CT technicians are dispatched from positions close to your neighborhood, hold active CT contractor licenses, and carry NATE certification and EPA 608 credentials. They know the HVAC systems common in this market and the seasonal patterns that cause the specific failures we see most often in North Haven, CT.
Our written quote comes before work starts. Our 90-day guarantee is on every invoice. That's the whole system. It works because it's simple and we actually follow it.
Every service below is on the table for North Haven, CT — licensed, insured, guaranteed.
If your HVAC system just stopped working in North Haven, CT, you don't have time for voicemail or a 48-hour wait list. Calling +1-844-586-3138 connects you to a live North Haven, CT dispatcher immediately. A licensed technician gets rolling toward your address with an ETA before you hang up. Our trucks carry the most common repair parts for North Haven, CT's prevalent HVAC systems, so we resolve most North Haven, CT emergency calls without a return trip. Your written quote comes before we start — always.
North Haven, CT Emergency Dispatch: +1-844-586-3138 →Whether you're replacing a system that finally gave up or dealing with a specific repair in your North Haven, CT home, the approach is the same. our residential team brings the right tools and the right knowledge of the systems common in this market. We never guess system size in North Haven, CT. Every new installation starts with a Manual J load calculation. Getting this wrong means a system that cycles constantly and fails years ahead of schedule. All major brands serviced. All CT permits handled.
North Haven, CT Home Service: +1-844-586-3138 →For businesses in North Haven, CT, HVAC failure means more than discomfort. Depending on your industry, it can mean health code violations, cancelled appointments, or closed doors. FH HVAC's commercial team handles rooftop units, large split systems, VRF and chiller work, and ongoing maintenance agreements for commercial properties throughout North Haven, CT. Our commercial jobs are coordinated around your operating hours.
North Haven, CT Commercial Service: +1-844-586-3138 →Your air quality in North Haven, CT is shaped by local climate factors that shift across the seasons. FH HVAC installs and services HEPA filtration upgrades, whole-home UV germicidal systems, dehumidifiers and ERVs configured for North Haven, CT's specific conditions. The impact on respiratory health is measurable and consistent for households that make this upgrade.
North Haven, CT Indoor Air Quality: +1-844-586-3138 →More North Haven, CT homeowners are choosing heat pumps and ductless systems for their versatility and long-term efficiency. For additions, garages, and converted spaces in North Haven, CT where ductwork would mean opening walls, ductless is typically the right call. Our technicians are factory-trained on all major brands and service everything from installation to seasonal efficiency verification.
North Haven, CT Ductless & Heat Pump: +1-844-586-3138 →The North Haven, CT maintenance plan customers who call us least often aren't the ones with the newest systems — they're the ones who get tuned up twice a year. The plan covers two annual tune-ups, refrigerant checks, electrical inspection, coil cleaning, priority scheduling, and a 15% parts and labor discount year-round. The avoided emergencies alone usually justify the plan within the first season.
North Haven, CT Service Plan Details: +1-844-586-3138 →


No surprises. No mystery. This is exactly what happens when you call FH HVAC in North Haven, CT.
A live dispatcher answers in North Haven, CT — day or night, weekends, holidays. Your location is logged and dispatch starts immediately.
We route the closest available tech in North Haven, CT. Most North Haven, CT customers have a tech on-site in under an hour.
After diagnosis, your North Haven, CT technician hands you a written, itemized quote. No surprises after the work is done.
Completed and covered — 90 days on parts and labor, documented on your invoice. If it fails within the window, we come back at no charge.
Stated as policies, not promises — because promises without systems are just marketing.
Verbal quotes are how North Haven, CT customers end up with invoices they didn't agree to. Your approved written quote is your guaranteed price in North Haven, CT — no exceptions.
Proximity to North Haven, CT is intentional, not accidental. Even when everyone's calling in North Haven, CT, we maintain sub-60-minute response in most locations.
Active CT license. General liability. Workers' comp. NATE certification. EPA 608. All current, all on file, all available to review before any job starts in North Haven, CT.
90 days. Parts and labor. No argument. The guarantee appears on your invoice because verbal assurances aren't guarantees.
Calling +1-844-586-3138 at 2 AM in North Haven, CT gets a person, not a machine. Your ETA is confirmed before the call ends.
North Haven, CT maintenance plan customers have dedicated scheduling that doesn't share the general queue. Plus 15% off parts and labor on any repairs caught at service visits.
"In North Haven, CT on a July weekend with no AC, I expected a two-day wait. FH HVAC had a tech there in under an hour. Same-day fix, exact quoted price. Nothing like I've experienced with other contractors."
"We run a small retail shop in North Haven, CT and our HVAC went down on a Tuesday during a sale event. FH HVAC had a commercial tech there within the hour, the issue was a failed contactor, and we were back to normal temperature before we lost foot traffic. The price was exactly what they said. Five stars, no question."
"I've been a FH HVAC maintenance plan member in North Haven, CT for two years. The spring visit caught a developing refrigerant leak in the evaporator coil and fixed it at the tune-up discount. That avoided what would have been an emergency call in August when it finally failed — and August emergency rates are not fun.

Don't sit with a broken system in North Haven, CT waiting on a callback that may or may not come. Call +1-844-586-3138 right now and speak to a live dispatcher who will get a licensed tech to your door fast.
📞 +1-844-586-3138 — Hvac in North Haven, CT, 24/7