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.
Every tech FH HVAC dispatches in San Mateo, CA is locally positioned, CA licensed, NATE certified, and EPA 608 credentialed. They understand the local building stock, the climate demands specific to this area, and the brands most prevalent in San Mateo, CA 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. That's the whole system. It works because it's simple and we actually follow it.
Every service below is on the table for San Mateo, CA — licensed, insured, guaranteed.
Your system quit in San Mateo, CA and you need someone right now — not a callback. Calling +1-844-586-3138 connects you to a live San Mateo, CA 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 San Mateo, CA's prevalent HVAC systems, so we resolve most San Mateo, CA emergency calls without a return trip. 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. For any new installation, we do a proper Manual J load calculation — something many San Mateo, CA 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 CA permits handled.
Book San Mateo, CA Home Visit: +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. 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 Mateo, CA. Our commercial jobs are coordinated around your operating hours.
Commercial HVAC in San Mateo, CA: +1-844-586-3138 →Your air quality in San Mateo, CA 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 San Mateo, CA's specific conditions. 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 →Heat pump and ductless mini-split installations in San Mateo, CA have picked up significantly as homeowners see the efficiency and dual-season benefits. When you're adding conditioned space in San Mateo, CA without an existing duct system, ductless is usually the cleanest solution. Our technicians are factory-trained on all major brands and service everything from installation to seasonal efficiency verification.
Heat Pump Service in San Mateo, CA: +1-844-586-3138 →Maintenance plan members in San Mateo, CA 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. Members frequently tell us the plan paid for itself on the first avoided repair.
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. 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.
These are operating standards, not taglines.
We don't quote jobs verbally in San Mateo, CA. Every San Mateo, CA job starts with a written, itemized quote you sign before work begins.
Proximity to San Mateo, CA is intentional, not accidental. Even when everyone's calling in San Mateo, CA, we maintain sub-60-minute response in most locations.
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. The guarantee appears on your invoice because verbal assurances aren't guarantees.
Calling +1-844-586-3138 at 2 AM in San Mateo, CA gets a person, not a machine. Dispatch is confirmed, not promised.
San Mateo, CA maintenance plan customers have dedicated scheduling that doesn't share the general queue. Plus 15% off parts and labor on any repairs caught at service visits.
"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."
"I've been a FH HVAC maintenance plan member in San Mateo, 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.

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 — Hvac in San Mateo, CA, 24/7