The question isn't whether you need Hvac Maintenance service in Keene, 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 Keene, 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.
When you call FH HVAC in Keene, NH, you get a NH-licensed technician with NATE certification and EPA 608 credentials. Your quote is in writing before we start. Your guarantee is 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 Keene, NH — performed by NH-licensed technicians and backed by written pricing and our 90-day guarantee.
System failure in Keene, 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. Most Keene, NH emergency calls resolve on the first visit. Written quote before we start — always.
Emergency line in Keene, NHWhether your Keene, NH 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 NH permits pulled. Parts and labor both warranted.
Book a Keene, NH technicianA failed HVAC system in your Keene, NH office, retail location, or commercial facility means real money lost. We handle rooftop units, VRF systems, large split systems, and ongoing maintenance agreements for Keene, NH commercial properties, scheduled around your business operations. Priority response for commercial service agreement clients.
Commercial HVAC in Keene, NHYour Keene, NH 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 Keene, NH's specific climate demands. Most impactful for households managing asthma or recurring respiratory conditions.
Indoor air quality: +1-844-586-3138Heat pump and ductless mini-split demand in Keene, NH has grown as homeowners understand the efficiency and versatility advantages. Factory training across all major brands means we handle the full job in Keene, NH, from installation through annual efficiency checks.
Heat pump service in Keene, NHConsistent preventive maintenance is the single biggest factor in how long an HVAC system lasts — and most Keene, NH homeowners underinvest in it. 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: +1-844-586-3138No mystery, no fine print. This is the exact process for every Keene, NH job we take on.
Real person answers. Not voicemail. Dispatch starts immediately from a position close to Keene, NH.
The nearest NH-licensed technician is routed to your Keene, NH address. Background-checked, NATE certified, EPA 608 credentialed.
You get the full cost in writing before anything begins in Keene, NH. The number you sign is the number on your invoice. We never add charges after work is complete.
The job gets done and backed by a 90-day parts and labor guarantee documented on your invoice.
Operating standards, not slogans. Everything on this list is policy at FH HVAC in Keene, NH.
Verbal estimates in Keene, NH 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 Keene, NH.
NH license, general liability, and workers' comp — all current, all documented, available on request for any Keene, NH job.
Regional technician positioning throughout Keene, NH 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.
Not voicemail. Not a bot. A live dispatcher who has a technician moving toward your Keene, NH address within minutes.
"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."
— Keene, NH homeowner, new system installation"I've dealt with three other HVAC contractors in Keene, NH 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 Keene, 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 Keene, 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."

Don't sit with a broken system in Keene, NH 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 — Hvac Maintenance in Keene, NH