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 Mateo, CA address fast — with a written quote and the parts to finish the job.

The typical HVAC experience in San Mateo, CA 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 San Mateo, CA technicians are dispatched from positions close to your neighborhood, hold active CA 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 San Mateo, CA.
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 San Mateo, CA, performed by CA-licensed technicians, backed by our written guarantee.
If your HVAC system just stopped working in San Mateo, CA, you don't have time for voicemail or a 48-hour wait list. Calling +1-844-586-3138 connects you to a live San Mateo, 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 Mateo, CA's prevalent HVAC systems, so first-visit fixes are the norm.. Your written quote comes before we start — always.
San Mateo, CA Emergency Dispatch: +1-844-586-3138 →Whether you're replacing a system that finally gave up or dealing with a specific repair in your San Mateo, CA 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 San Mateo, CA. 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 CA permits handled.
San Mateo, CA Home Service: +1-844-586-3138 →A broken HVAC system in your San Mateo, CA office, restaurant, or retail space translates directly to lost productivity or lost revenue. 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 San Mateo, CA. We work around your schedule.
San Mateo, CA Commercial Service: +1-844-586-3138 →San Mateo, 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, 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.
San Mateo, CA Indoor Air Quality: +1-844-586-3138 →More San Mateo, CA homeowners are choosing heat pumps and ductless systems for their versatility and long-term efficiency. For additions, garages, and converted spaces in San Mateo, 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 Mateo, CA: +1-844-586-3138 →The San Mateo, CA maintenance plan customers who call us least often aren't the ones with the newest systems — they're the ones who get tuned up twice a year. 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 Mateo, CA: +1-844-586-3138 →


No surprises. No mystery. This is exactly what happens when you call FH HVAC in San Mateo, CA.
A live dispatcher answers in San Mateo, CA — day or night, weekends, holidays. Your location is logged and dispatch starts immediately.
The nearest CA-licensed technician is routed to your address. Your ETA is confirmed before you hang up — average is under 60 minutes in most San Mateo, CA locations.
After diagnosis, your San Mateo, CA 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 San Mateo, CA. Your approved written quote is your guaranteed price in San Mateo, CA — no exceptions.
Proximity to San Mateo, CA is intentional, not accidental. Average on-site time in this market is under 60 minutes, including during peak summer and winter demand.
Active CA license. General liability. Workers' comp. NATE certification. EPA 608. All current, all on file, all available to review before any job starts in San Mateo, CA.
If a repair we did in San Mateo, CA fails within 90 days, we return and fix it at no charge. It's on the invoice because a promise without documentation isn't worth much.
We staff live dispatchers around the clock in San Mateo, CA specifically because HVAC emergencies don't ask permission. Your ETA is confirmed before the call ends.
San Mateo, CA 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 San Mateo, CA 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 San Mateo, CA 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 San Mateo, CA. 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 San Mateo, CA 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 — Ac Repair in San Mateo, CA, 24/7