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

If you've ever called an HVAC company in Nicasio, 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 Nicasio, 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 Nicasio, 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. That's the whole system. It works because it's simple and we actually follow it.
All six of these services are available in Nicasio, CA, performed by CA-licensed technicians, backed by our written guarantee.
If your HVAC system just stopped working in Nicasio, CA, you don't have time for voicemail or a 48-hour wait list. Calling +1-844-586-3138 connects you to a live Nicasio, 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 Nicasio, CA's prevalent HVAC systems, so we resolve most Nicasio, CA emergency calls without a return trip. Your written quote comes before we start — always.
Emergency Line in Nicasio, CA: +1-844-586-3138 →Whether you're replacing a system that finally gave up or dealing with a specific repair in your Nicasio, 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 Nicasio, 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.
Nicasio, CA Home Service: +1-844-586-3138 →For businesses in Nicasio, 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 Nicasio, CA. Our commercial jobs are coordinated around your operating hours.
Commercial HVAC in Nicasio, CA: +1-844-586-3138 →Nicasio, 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. If someone in your Nicasio, CA household manages asthma or allergies, improving indoor air quality is one of the most direct improvements available.
Air Quality Service in Nicasio, CA: +1-844-586-3138 →Heat pump and ductless mini-split installations in Nicasio, CA have picked up significantly as homeowners see the efficiency and dual-season benefits. For additions, garages, and converted spaces in Nicasio, 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 Nicasio, CA: +1-844-586-3138 →The Nicasio, 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. Members frequently tell us the plan paid for itself on the first avoided repair.
Nicasio, CA Service Plan Details: +1-844-586-3138 →


No surprises. No mystery. This is exactly what happens when you call FH HVAC in Nicasio, CA.
A live dispatcher answers in Nicasio, CA — day or night, weekends, holidays. Your location is logged and dispatch starts immediately.
We route the closest available tech in Nicasio, CA. Most Nicasio, 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.
The job gets done right and backed by a 90-day parts and labor guarantee. Call us back within 90 days for any covered issue and we return free.
Stated as policies, not promises — because promises without systems are just marketing.
We don't quote jobs verbally in Nicasio, CA. Every Nicasio, CA job starts with a written, itemized quote you sign before work begins.
Proximity to Nicasio, CA is intentional, not accidental. Even when everyone's calling in Nicasio, CA, we maintain sub-60-minute response in most locations.
Nicasio, CA licensing, liability coverage, NATE cert, EPA 608. Documentation available before any Nicasio, CA job.
90 days. Parts and labor. No argument. It's on the invoice because a promise without documentation isn't worth much.
We staff live dispatchers around the clock in Nicasio, CA specifically because HVAC emergencies don't ask permission. Your ETA is confirmed before the call ends.
Nicasio, 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 Nicasio, 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."
"We run a small retail shop in Nicasio, 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."
"Two years on the FH HVAC maintenance plan in Nicasio, 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 Nicasio, 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 — Ductwork Repair in Nicasio, CA, 24/7