A broken HVAC system in Los Altos, 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 Los Altos, 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.
Our Los Altos, CA technicians are dispatched from positions close to your neighborhood, hold active CA contractor licenses, and carry NATE certification and EPA 608 credentials. They understand the local building stock, the climate demands specific to this area, and the brands most prevalent in Los Altos, 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 Los Altos, CA — licensed, insured, guaranteed.
Your system quit in Los Altos, CA and you need someone right now — not a callback. Calling +1-844-586-3138 connects you to a live Los Altos, 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 Los Altos, CA's prevalent HVAC systems, so first-visit fixes are the norm.. Your written quote comes before we start — always.
Los Altos, CA Emergency Dispatch: +1-844-586-3138 →From a full new installation in your Los Altos, 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 Los Altos, 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 Los Altos, CA Home Visit: +1-844-586-3138 →For businesses in Los Altos, CA, HVAC failure means more than discomfort. 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 Los Altos, CA. We work around your schedule.
Los Altos, CA Commercial Service: +1-844-586-3138 →Your air quality in Los Altos, 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, humidity control equipment, and energy recovery ventilators sized for this climate. If someone in your Los Altos, CA household manages asthma or allergies, improving indoor air quality is one of the most direct improvements available.
Los Altos, CA Indoor Air Quality: +1-844-586-3138 →More Los Altos, CA homeowners are choosing heat pumps and ductless systems for their versatility and long-term efficiency. For additions, garages, and converted spaces in Los Altos, CA 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.
Heat Pump Service in Los Altos, CA: +1-844-586-3138 →The Los Altos, 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. 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.
Maintenance Plan in Los Altos, CA: +1-844-586-3138 →


No surprises. No mystery. This is exactly what happens when you call FH HVAC in Los Altos, CA.
A live dispatcher answers in Los Altos, CA — day or night, weekends, holidays. Your location is logged and dispatch starts immediately.
We route the closest available tech in Los Altos, CA. Most Los Altos, CA customers have a tech on-site in under an hour.
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. 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 Los Altos, CA customers end up with invoices they didn't agree to. Every Los Altos, CA job starts with a written, itemized quote you sign before work begins.
Proximity to Los Altos, 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 Los Altos, CA.
90 days. Parts and labor. No argument. The guarantee appears on your invoice because verbal assurances aren't guarantees.
We staff live dispatchers around the clock in Los Altos, CA specifically because HVAC emergencies don't ask permission. Your ETA is confirmed before the call ends.
When demand peaks in Los Altos, 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 Los Altos, 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 Los Altos, 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 Los Altos, 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 service in Los Altos, CA. Call +1-844-586-3138 and get a real ETA within minutes.
📞 +1-844-586-3138 — Hvac in Los Altos, CA, 24/7