A broken HVAC system in Charleston, MS isn't a someday problem. FH HVAC dispatches a certified local tech with upfront pricing and a real ETA within minutes of your call.

The typical HVAC experience in Charleston, MS 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.
Every tech FH HVAC dispatches in Charleston, MS is locally positioned, MS licensed, NATE certified, and EPA 608 credentialed. They know the HVAC systems common in this market and the seasonal patterns that cause the specific failures we see most often in Charleston, MS.
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. That's the whole system. It works because it's simple and we actually follow it.
Every service below is on the table for Charleston, MS — licensed, insured, guaranteed.
If your HVAC system just stopped working in Charleston, MS, you don't have time for voicemail or a 48-hour wait list. Calling +1-844-586-3138 connects you to a live Charleston, MS 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 Charleston, MS's prevalent HVAC systems, so we resolve most Charleston, MS emergency calls without a return trip. Your written quote comes before we start — always.
Charleston, MS Emergency Dispatch: +1-844-586-3138 →From a full new installation in your Charleston, MS 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 Charleston, MS 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 MS permits handled.
Charleston, MS Home Service: +1-844-586-3138 →For businesses in Charleston, MS, 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 Charleston, MS. Our commercial jobs are coordinated around your operating hours.
Charleston, MS Commercial Service: +1-844-586-3138 →Charleston, MS residents deal with indoor air quality challenges that depend on the season — high humidity in summer, dry air in winter, allergens and dust year-round. FH HVAC installs and services HEPA filtration upgrades, whole-home UV germicidal systems, dehumidifiers and ERVs configured for Charleston, MS's specific conditions. If someone in your Charleston, MS household manages asthma or allergies, improving indoor air quality is one of the most direct improvements available.
Charleston, MS Indoor Air Quality: +1-844-586-3138 →Heat pump and ductless mini-split installations in Charleston, MS have picked up significantly as homeowners see the efficiency and dual-season benefits. For additions, garages, and converted spaces in Charleston, MS where ductwork would mean opening walls, ductless is typically the right call. Our technicians are factory-trained on all major brands and service everything from installation to seasonal efficiency verification.
Charleston, MS Ductless & Heat Pump: +1-844-586-3138 →Maintenance plan members in Charleston, MS consistently have fewer emergency calls than comparable non-plan households. The plan covers two annual tune-ups, refrigerant checks, electrical inspection, coil cleaning, priority scheduling, and a 15% parts and labor discount year-round. The avoided emergencies alone usually justify the plan within the first season.
Charleston, MS Service Plan Details: +1-844-586-3138 →


From your first call to a fixed system — here's what to expect from FH HVAC in Charleston, MS.
Real person. Real-time. Not a bot or a callback queue. Your location is logged and dispatch starts immediately.
We route the closest available tech in Charleston, MS. Your ETA is confirmed before you hang up — average is under 60 minutes in most Charleston, MS locations.
After diagnosis, your Charleston, MS technician hands you a written, itemized quote. 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.
We don't quote jobs verbally in Charleston, MS. Every Charleston, MS job starts with a written, itemized quote you sign before work begins.
Our technicians are staged near Charleston, MS — 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.
Active MS license. General liability. Workers' comp. NATE certification. EPA 608. All current, all on file, all available to review before any job starts in Charleston, MS.
90 days. Parts and labor. No argument. The guarantee appears on your invoice because verbal assurances aren't guarantees.
Calling +1-844-586-3138 at 2 AM in Charleston, MS gets a person, not a machine. Your ETA is confirmed before the call ends.
Charleston, MS 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 Charleston, MS 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."
"Our Charleston, MS shop HVAC died during our busiest week. FH HVAC commercial team showed up fast, diagnosed accurately, had the part on the truck. Back to normal temperature before it cost us customers. Honest pricing on top of everything."
"Two years on the FH HVAC maintenance plan in Charleston, MS. 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 Charleston, MS 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 — Ductwork Repair in Charleston, MS, 24/7