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.

The typical HVAC experience in Wheaton, MD involves waiting, vague estimates, and invoices that don't match what you were told over the phone. FH HVAC is built to be the opposite of that.
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.
Every service below is on the table for Wheaton, MD — licensed, insured, guaranteed.
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. We dispatch the nearest available tech and confirm arrival time before the call ends. 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 →From a full new installation in your Wheaton, MD 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 Wheaton, MD 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 MD permits handled.
Book Wheaton, MD Home Visit: +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, dehumidifiers and ERVs configured for Wheaton, MD's specific conditions. 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 →More Wheaton, MD homeowners are choosing heat pumps and ductless systems for their versatility and long-term efficiency. 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.
A live dispatcher answers in Wheaton, MD — day or night, weekends, holidays. Your location is logged and dispatch starts immediately.
We route the closest available tech in Wheaton, MD. Most Wheaton, MD customers have a tech on-site in under an hour.
After diagnosis, your Wheaton, MD technician hands you a written, itemized quote. Nothing begins until you've reviewed and approved it.
Completed and covered — 90 days on parts and labor, documented on your invoice. If it fails within the window, we come back at no charge.
These are operating standards, not taglines.
We don't quote jobs verbally in Wheaton, MD. Every Wheaton, MD job starts with a written, itemized quote you sign before work begins.
Our technicians are staged near Wheaton, MD — not routed from a central depot an hour out. Even when everyone's calling in Wheaton, MD, we maintain sub-60-minute response in most locations.
Active MD license. General liability. Workers' comp. NATE certification. 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.
We staff live dispatchers around the clock in Wheaton, MD specifically because HVAC emergencies don't ask permission. Your ETA is confirmed before the call ends.
Wheaton, MD 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 Wheaton, MD 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 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."

Don't sit with a broken system in Wheaton, MD 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 — Furnace Repair in Wheaton, MD, 24/7