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

If you've ever called an HVAC company in Wheaton, MD 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 Wheaton, MD technicians are dispatched from positions close to your neighborhood, hold active MD contractor licenses, and carry NATE certification and EPA 608 credentials. They understand the local building stock, the climate demands specific to this area, and the brands most prevalent in Wheaton, MD homes and businesses.
Before we touch anything, you get a written quote. When the job is done, you get a 90-day parts and labor guarantee — documented on the invoice. Simple, consistent, and we've held to it since day one.
All six of these services are available in Wheaton, MD, performed by MD-licensed technicians, backed by our written guarantee.
If your HVAC system just stopped working in Wheaton, MD, you don't have time for voicemail or a 48-hour wait list. Calling +1-844-586-3138 connects you to a live Wheaton, MD 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 Wheaton, MD's prevalent HVAC systems, so we resolve most Wheaton, MD emergency calls without a return trip. Your written quote comes before we start — always.
Wheaton, MD Emergency Dispatch: +1-844-586-3138 →Whether you're replacing a system that finally gave up or dealing with a specific repair in your Wheaton, MD home, the approach is the same. 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 Wheaton, MD contractors skip to save time and cost. Getting this wrong means a system that cycles constantly and fails years ahead of schedule. All major brands serviced. All MD permits handled.
Wheaton, MD Home Service: +1-844-586-3138 →For businesses in Wheaton, MD, 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 Wheaton, MD. We work around your schedule.
Wheaton, MD Commercial Service: +1-844-586-3138 →Your air quality in Wheaton, MD 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.
Air Quality Service in Wheaton, MD: +1-844-586-3138 →Heat pump and ductless mini-split installations in Wheaton, MD have picked up significantly as homeowners see the efficiency and dual-season benefits. For additions, garages, and converted spaces in Wheaton, MD where ductwork would mean opening walls, ductless is typically the right call. Our technicians are factory-trained on all major brands and can handle everything from initial installation through refrigerant service and annual performance checks.
Wheaton, MD Ductless & Heat Pump: +1-844-586-3138 →Maintenance plan members in Wheaton, MD 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. Members frequently tell us the plan paid for itself on the first avoided repair.
Maintenance Plan in Wheaton, MD: +1-844-586-3138 →


No surprises. No mystery. This is exactly what happens when you call FH HVAC in Wheaton, MD.
Real person. Real-time. Not a bot or a callback queue. Your location is logged and dispatch starts immediately.
The nearest MD-licensed technician is routed to your address. Your ETA is confirmed before you hang up — average is under 60 minutes in most Wheaton, MD locations.
After diagnosis, your Wheaton, MD technician hands you a written, itemized quote. Nothing begins until you've reviewed and approved it.
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 Wheaton, MD customers end up with invoices they didn't agree to. Your approved written quote is your guaranteed price in Wheaton, MD — no exceptions.
Our technicians are staged near Wheaton, MD — 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.
Wheaton, MD licensing, liability coverage, NATE cert, EPA 608. Documentation available before any Wheaton, MD job.
If a repair we did in Wheaton, MD fails within 90 days, we return and fix it at no charge. The guarantee appears on your invoice because verbal assurances aren't guarantees.
Calling +1-844-586-3138 at 2 AM in Wheaton, MD gets a person, not a machine. Your ETA is confirmed before the call ends.
When demand peaks in Wheaton, MD and general wait times stretch out, plan members have reserved slots. Plus 15% off parts and labor on any repairs caught at service visits.
"Called FH HVAC in Wheaton, MD on a Saturday with a broken AC in summer weather. Had a real person immediately, tech was at the door in 52 minutes, had the part on the truck, and fixed it that afternoon. Invoice matched the quote exactly. Genuinely the best HVAC service call I've had in years of homeownership."
"We run a small retail shop in Wheaton, MD 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 Wheaton, MD. 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."

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