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

If you've ever called an HVAC company in San Francisco, CA 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.
Every tech FH HVAC dispatches in San Francisco, CA is locally positioned, CA 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 San Francisco, CA.
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.
Every service below is on the table for San Francisco, CA — licensed, insured, guaranteed.
Your system quit in San Francisco, CA and you need someone right now — not a callback. Calling +1-844-586-3138 connects you to a live San Francisco, CA 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 San Francisco, CA's prevalent HVAC systems, so we resolve most San Francisco, CA emergency calls without a return trip. Your written quote comes before we start — always.
San Francisco, CA Emergency Dispatch: +1-844-586-3138 →From a full new installation in your San Francisco, CA 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. We never guess system size in San Francisco, CA. Every new installation starts with a Manual J load calculation. Getting this wrong means a system that cycles constantly and fails years ahead of schedule. All major brands serviced. All CA permits handled.
Book San Francisco, CA Home Visit: +1-844-586-3138 →For businesses in San Francisco, CA, 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 San Francisco, CA. We work around your schedule.
San Francisco, CA Commercial Service: +1-844-586-3138 →San Francisco, CA 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 San Francisco, CA's specific conditions. If someone in your San Francisco, CA household manages asthma or allergies, improving indoor air quality is one of the most direct improvements available.
San Francisco, CA Indoor Air Quality: +1-844-586-3138 →Heat pump and ductless mini-split installations in San Francisco, CA have picked up significantly as homeowners see the efficiency and dual-season benefits. For additions, garages, and converted spaces in San Francisco, CA 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.
Heat Pump Service in San Francisco, CA: +1-844-586-3138 →Maintenance plan members in San Francisco, CA 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 San Francisco, CA: +1-844-586-3138 →


No surprises. No mystery. This is exactly what happens when you call FH HVAC in San Francisco, CA.
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 San Francisco, CA. Most San Francisco, CA customers have a tech on-site in under an hour.
After diagnosis, your San Francisco, CA 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. If it fails within the window, we come back at no charge.
Stated as policies, not promises — because promises without systems are just marketing.
Verbal quotes are how San Francisco, CA customers end up with invoices they didn't agree to. Your approved written quote is your guaranteed price in San Francisco, CA — no exceptions.
Proximity to San Francisco, CA is intentional, not accidental. Even when everyone's calling in San Francisco, CA, we maintain sub-60-minute response in most locations.
San Francisco, CA licensing, liability coverage, NATE cert, EPA 608. Documentation available before any San Francisco, CA job.
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 San Francisco, CA gets a person, not a machine. Dispatch is confirmed, not promised.
When demand peaks in San Francisco, CA and general wait times stretch out, plan members have reserved slots. Plus a 15% discount on any repair parts and labor, all year.
"Called FH HVAC in San Francisco, CA 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 San Francisco, CA 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."
"I've been a FH HVAC maintenance plan member in San Francisco, CA for two years. The spring visit caught a developing refrigerant leak in the evaporator coil and fixed it at the tune-up discount. That avoided what would have been an emergency call in August when it finally failed — and August emergency rates are not fun.

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