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

If you've dealt with contractors in Amherst, NH who gave you a verbal estimate and handed you an invoice that didn't match — or sent someone who clearly wasn't NH licensed — you know exactly why the bar feels low in this market.
FH HVAC operates on a different standard in Amherst, NH. Every technician we send holds an active NH 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.

Licensed, insured, and guaranteed. Every service below is available in Amherst, NH right now.
System failure in Amherst, NH doesn't wait for business hours. A live dispatcher at +1-844-586-3138 routes the nearest NH-licensed tech to your location and gives you an ETA before you hang up. Our trucks carry the parts most common in Amherst, NH's HVAC systems, so first-visit repairs are the standard, not the exception.
Amherst, NH Emergency: +1-844-586-3138From a full system replacement to a targeted repair in your Amherst, NH home, our residential technicians don't guess system size. Skipping this step is how contractors install wrongly sized systems that fail in 10 years instead of lasting 20. All NH permits pulled. Parts and labor both warranted.
Book a Amherst, NH technicianCommercial HVAC failure in Amherst, NH costs more than discomfort — it costs you customers, productivity, and sometimes compliance. We handle rooftop units, VRF systems, large split systems, and ongoing maintenance agreements for Amherst, NH commercial properties, scheduled around your business operations. Priority response for commercial service agreement clients.
Commercial HVAC in Amherst, NHYour Amherst, NH home's indoor air quality challenges depend on local seasonal patterns. 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 Amherst, NH has grown as homeowners understand the efficiency and versatility advantages. Factory training across all major brands means we handle the full job in Amherst, NH, from installation through annual efficiency checks.
Ductless install: +1-844-586-3138The Amherst, NH systems that run reliably for 20 years get maintained twice a year. The ones that fail early usually don't. Our Amherst, NH 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 Amherst, NHNo mystery, no fine print. This is the exact process for every Amherst, NH job we take on.
Real person answers. Not voicemail. You get an ETA for Amherst, NH before you hang up.
The nearest NH-licensed technician is routed to your Amherst, NH address. Every credential verified before they arrive at your door.
You get the full cost in writing before anything begins in Amherst, NH. Nothing starts until you've reviewed and approved it in writing. What you approve is what you pay.
90 days, parts and labor, on your invoice — not a verbal promise, a documented commitment.
Operating standards, not slogans. Everything on this list is policy at FH HVAC in Amherst, NH.
Verbal estimates in Amherst, NH that change by invoice are how contractors exploit homeowners who don't know to ask. We give you a written quote first. Itemized, signed, and binding before we begin.
NH license, general liability, and workers' comp — all current, all documented, available on request for any Amherst, NH job.
We maintain staffing close to Amherst, NH so average on-site time stays under 60 minutes, even when demand is high.
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 Amherst, NH gets a person who routes a technician immediately.
"I asked for proof of NH licensing before letting anyone in. Two contractors couldn't produce it. FH HVAC sent documentation in under two minutes."
— Amherst, NH homeowner, new system installation"Called FH HVAC in Amherst, NH 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 Amherst, NH."
"Our business in Amherst, NH 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 Amherst, NH. 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 Amherst, NH with licensed technicians, written upfront pricing, and live 24/7 dispatch. One call. Real ETA. No runaround.
📞 +1-844-586-3138 — Air Conditioning Service in Amherst, NH