A broken HVAC system in Portsmouth, NH 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 Portsmouth, NH 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.
Every tech FH HVAC dispatches in Portsmouth, NH is locally positioned, NH licensed, NATE certified, and EPA 608 credentialed. They know the HVAC systems common in this market and the seasonal patterns that cause the specific failures we see most often in Portsmouth, NH.
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 Portsmouth, NH — licensed, insured, guaranteed.
If your HVAC system just stopped working in Portsmouth, NH, you don't have time for voicemail or a 48-hour wait list. Calling +1-844-586-3138 connects you to a live Portsmouth, NH dispatcher immediately. We dispatch the nearest available tech and confirm arrival time before the call ends. Our trucks carry the most common repair parts for Portsmouth, NH's prevalent HVAC systems, so we resolve most Portsmouth, NH emergency calls without a return trip. Your written quote comes before we start — always.
Portsmouth, NH Emergency Dispatch: +1-844-586-3138 →From a full new installation in your Portsmouth, NH home to a targeted repair on an older system, our residential team brings the right tools and the right knowledge of the systems common in this market. For any new installation, we do a proper Manual J load calculation — something many Portsmouth, NH contractors skip to save time and cost. Skip it and you end up with an oversized system that short-cycles and wears out early. All major brands serviced. All NH permits handled.
Book Portsmouth, NH Home Visit: +1-844-586-3138 →A broken HVAC system in your Portsmouth, NH office, restaurant, or retail space translates directly to lost productivity or lost revenue. In food service, it can mean health code complications. In offices, it means people can't work. FH HVAC's commercial team handles rooftop units, large split systems, VRF and chiller work, and ongoing maintenance agreements for commercial properties throughout Portsmouth, NH. We work around your schedule.
Portsmouth, NH Commercial Service: +1-844-586-3138 →Portsmouth, NH residents deal with indoor air quality challenges that depend on the season — high humidity in summer, dry air in winter, allergens and dust year-round. FH HVAC installs and services HEPA filtration upgrades, whole-home UV germicidal systems, humidity control equipment, and energy recovery ventilators sized for this climate. The impact on respiratory health is measurable and consistent for households that make this upgrade.
Portsmouth, NH Indoor Air Quality: +1-844-586-3138 →More Portsmouth, NH homeowners are choosing heat pumps and ductless systems for their versatility and long-term efficiency. When you're adding conditioned space in Portsmouth, NH without an existing duct system, ductless is usually the cleanest solution. Our technicians are factory-trained on all major brands and can handle everything from initial installation through refrigerant service and annual performance checks.
Heat Pump Service in Portsmouth, NH: +1-844-586-3138 →The Portsmouth, NH 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. Two full tune-ups per year, priority scheduling when the season peaks and wait times go long, a 15% discount on any repair parts and labor, and a written condition report after every visit. Members frequently tell us the plan paid for itself on the first avoided repair.
Maintenance Plan in Portsmouth, NH: +1-844-586-3138 →


From your first call to a fixed system — here's what to expect from FH HVAC in Portsmouth, NH.
A live dispatcher answers in Portsmouth, NH — day or night, weekends, holidays. Your location is logged and dispatch starts immediately.
We route the closest available tech in Portsmouth, NH. Your ETA is confirmed before you hang up — average is under 60 minutes in most Portsmouth, NH locations.
After diagnosis, your Portsmouth, NH technician hands you a written, itemized quote. No surprises after the work is done.
The job gets done right and backed by a 90-day parts and labor guarantee. Call us back within 90 days for any covered issue and we return free.
Stated as policies, not promises — because promises without systems are just marketing.
Verbal quotes are how Portsmouth, NH customers end up with invoices they didn't agree to. Every Portsmouth, NH job starts with a written, itemized quote you sign before work begins.
Proximity to Portsmouth, NH is intentional, not accidental. Even when everyone's calling in Portsmouth, NH, we maintain sub-60-minute response in most locations.
Active NH license. General liability. Workers' comp. NATE certification. EPA 608. All current, all on file, all available to review before any job starts in Portsmouth, NH.
90 days. Parts and labor. No argument. It's on the invoice because a promise without documentation isn't worth much.
Calling +1-844-586-3138 at 2 AM in Portsmouth, NH gets a person, not a machine. Your ETA is confirmed before the call ends.
Portsmouth, NH maintenance plan customers have dedicated scheduling that doesn't share the general queue. Plus a 15% discount on any repair parts and labor, all year.
"In Portsmouth, NH 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."
"Our Portsmouth, NH shop HVAC died during our busiest week. FH HVAC commercial team showed up fast, diagnosed accurately, had the part on the truck. Back to normal temperature before it cost us customers. Honest pricing on top of everything."
"I've been a FH HVAC maintenance plan member in Portsmouth, NH 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.

You shouldn't have to wait days for Hvac Repair service in Portsmouth, NH. Call +1-844-586-3138 and get a real ETA within minutes.
📞 +1-844-586-3138 — Hvac Repair in Portsmouth, NH, 24/7