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

If you've ever called an HVAC company in San Lorenzo, 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 Lorenzo, 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 Lorenzo, 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 Lorenzo, CA, performed by CA-licensed technicians, backed by our written guarantee.
If your HVAC system just stopped working in San Lorenzo, 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 Lorenzo, 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 Lorenzo, CA's prevalent HVAC systems, so first-visit fixes are the norm.. Your written quote comes before we start — always.
San Lorenzo, 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 Lorenzo, 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 Lorenzo, CA 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 CA permits handled.
Book San Lorenzo, CA Home Visit: +1-844-586-3138 →A broken HVAC system in your San Lorenzo, 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 Lorenzo, CA. We work around your schedule.
San Lorenzo, CA Commercial Service: +1-844-586-3138 →Your air quality in San Lorenzo, 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 Lorenzo, CA's specific conditions. The impact on respiratory health is measurable and consistent for households that make this upgrade.
San Lorenzo, CA Indoor Air Quality: +1-844-586-3138 →More San Lorenzo, CA homeowners are choosing heat pumps and ductless systems for their versatility and long-term efficiency. When you're adding conditioned space in San Lorenzo, CA without an existing duct system, ductless is usually the cleanest solution. Our technicians are factory-trained on all major brands and can handle everything from initial installation through refrigerant service and annual performance checks.
San Lorenzo, CA Ductless & Heat Pump: +1-844-586-3138 →Maintenance plan members in San Lorenzo, 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. Members frequently tell us the plan paid for itself on the first avoided repair.
San Lorenzo, CA Service Plan Details: +1-844-586-3138 →


From your first call to a fixed system — here's what to expect from FH HVAC in San Lorenzo, CA.
A live dispatcher answers in San Lorenzo, 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 Lorenzo, CA locations.
You get the full price in writing before anything starts. Nothing begins until you've reviewed and approved it.
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.
Verbal quotes are how San Lorenzo, CA customers end up with invoices they didn't agree to. Every San Lorenzo, CA job starts with a written, itemized quote you sign before work begins.
Our technicians are staged near San Lorenzo, CA — 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.
San Lorenzo, CA licensing, liability coverage, NATE cert, EPA 608. All current, all on file, all available to review before any job starts in San Lorenzo, CA.
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 Lorenzo, CA gets a person, not a machine. Your ETA is confirmed before the call ends.
When demand peaks in San Lorenzo, CA and general wait times stretch out, plan members have reserved slots. Plus 15% off parts and labor on any repairs caught at service visits.
"Called FH HVAC in San Lorenzo, 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."
"Our San Lorenzo, 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 Lorenzo, 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 Lorenzo, 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 — Air Conditioning Service in San Lorenzo, CA, 24/7