Whether your system quit overnight or you've been limping along hoping it'd fix itself, FH HVAC sends a licensed technician to your Mercer Island, WA address fast — with a written quote and the parts to finish the job.

If you've ever called an HVAC company in Mercer Island, WA 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 Mercer Island, WA technicians are dispatched from positions close to your neighborhood, hold active WA 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 Mercer Island, WA.
Our written quote comes before work starts. Our 90-day guarantee is on every invoice. Simple, consistent, and we've held to it since day one.
All six of these services are available in Mercer Island, WA, performed by WA-licensed technicians, backed by our written guarantee.
If your HVAC system just stopped working in Mercer Island, WA, you don't have time for voicemail or a 48-hour wait list. Calling +1-844-586-3138 connects you to a live Mercer Island, WA 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 Mercer Island, WA's prevalent HVAC systems, so we resolve most Mercer Island, WA emergency calls without a return trip. Your written quote comes before we start — always.
Mercer Island, WA Emergency Dispatch: +1-844-586-3138 →Whether you're replacing a system that finally gave up or dealing with a specific repair in your Mercer Island, WA 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 Mercer Island, WA. Every new installation starts with a Manual J load calculation. Skip it and you end up with an oversized system that short-cycles and wears out early. All major brands serviced. All WA permits handled.
Book Mercer Island, WA Home Visit: +1-844-586-3138 →For businesses in Mercer Island, WA, HVAC failure means more than discomfort. 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 Mercer Island, WA. Our commercial jobs are coordinated around your operating hours.
Commercial HVAC in Mercer Island, WA: +1-844-586-3138 →Your air quality in Mercer Island, WA is shaped by local climate factors that shift across the seasons. 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.
Mercer Island, WA Indoor Air Quality: +1-844-586-3138 →More Mercer Island, WA homeowners are choosing heat pumps and ductless systems for their versatility and long-term efficiency. When you're adding conditioned space in Mercer Island, WA without an existing duct system, ductless is usually the cleanest solution. Our technicians are factory-trained on all major brands and service everything from installation to seasonal efficiency verification.
Heat Pump Service in Mercer Island, WA: +1-844-586-3138 →Maintenance plan members in Mercer Island, WA consistently have fewer emergency calls than comparable non-plan households. 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. The avoided emergencies alone usually justify the plan within the first season.
Maintenance Plan in Mercer Island, WA: +1-844-586-3138 →


From your first call to a fixed system — here's what to expect from FH HVAC in Mercer Island, WA.
Real person. Real-time. Not a bot or a callback queue. Your location is logged and dispatch starts immediately.
The nearest WA-licensed technician is routed to your address. Most Mercer Island, WA customers have a tech on-site in under an hour.
You get the full price in writing before anything starts. No surprises after the work is done.
Completed and covered — 90 days on parts and labor, documented on your invoice. Call us back within 90 days for any covered issue and we return free.
These are operating standards, not taglines.
Verbal quotes are how Mercer Island, WA customers end up with invoices they didn't agree to. Every Mercer Island, WA job starts with a written, itemized quote you sign before work begins.
Our technicians are staged near Mercer Island, WA — not routed from a central depot an hour out. Average on-site time in this market is under 60 minutes, including during peak summer and winter demand.
Mercer Island, WA licensing, liability coverage, NATE cert, EPA 608. Documentation available before any Mercer Island, WA job.
90 days. Parts and labor. No argument. The guarantee appears on your invoice because verbal assurances aren't guarantees.
We staff live dispatchers around the clock in Mercer Island, WA specifically because HVAC emergencies don't ask permission. Your ETA is confirmed before the call ends.
When demand peaks in Mercer Island, WA and general wait times stretch out, plan members have reserved slots. Plus 15% off parts and labor on any repairs caught at service visits.
"In Mercer Island, WA 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 Mercer Island, WA 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."
"Two years on the FH HVAC maintenance plan in Mercer Island, WA. They caught a slow refrigerant leak at the spring tune-up. That one catch saved me an August emergency repair at full price. The plan has been worth it three times over."

Don't sit with a broken system in Mercer Island, WA 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 Repair in Mercer Island, WA, 24/7