Serving the North Bay since 2009

Comfort that just works.

Friendly, licensed HVAC pros for heating, cooling, and maintenance. Upfront pricing. Clean installs. No pressure.

  • ★ 4.9 Google · 480+ reviews
  • 15+ yrs family-owned & local
  • Licensed CA #987654
What we do

Three things, done well.

We keep the scope tight so we can keep the quality high. Here's the short list.

Heating

Furnace repair, replacement, and tune-ups. We service every major brand, including high-efficiency gas and oil systems.

  • Furnace repair & install
  • Heat pump systems
  • Thermostat upgrades
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Cooling

Central AC, ductless mini-splits, and heat pumps. Proper load calcs so your system isn't oversized and loud.

  • Central AC install
  • Mini-split systems
  • Refrigerant service
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Maintenance

Seasonal tune-ups catch the small stuff before it's a 2 a.m. problem. Membership plans start at $19/mo.

  • Annual tune-ups
  • Priority scheduling
  • Filter replacement
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How it works

Three steps from call to comfort.

  1. 01

    Book a visit

    Call or fill out the form. A real dispatcher confirms same or next business day.

  2. 02

    Free in-home quote

    One of our techs assesses the system and hands you a written, itemized price before any work starts.

  3. 03

    Clean install, done right

    We pull up booties, tarp the floors, and vacuum before we leave. Work is warrantied in writing.

Why Fairweather

We answer the phone. We show up. We clean up.

No call centers. No commission-driven techs. You book a visit, a real person dispatches one of ours, and you get a written quote before any work starts.

We're small enough to care and big enough to handle it — whether that's a weekend no-heat call or a full ductless retrofit.

15+
Years in the North Bay
480+
5-star Google reviews
$0
Diagnostic fee on repairs
24/7
Emergency line
Pricing

Straightforward. Written down.

Pick what fits. Every estimate is free and itemized — you'll never be surprised at the bottom.

Tune-up

$89 per visit

Seasonal inspection + cleaning. Keeps warranties valid and catches problems early.

  • 21-point inspection
  • Filter swap
  • Written report
  • Refrigerant check
Book a tune-up

Repair

From $149 flat rate

Diagnose & repair most common issues. Written quote before work starts — no surprise bills.

  • Free diagnostic w/ repair
  • Flat-rate pricing
  • 1-year labor warranty
  • Same-week service
Request service

Financing available · 0% for 18 months on qualifying systems · ask us how.

What folks say

480+ five-star reviews, and counting.

"They came out at 10pm on a Sunday when our furnace quit. Fixed it that night, no after-hours surcharge because I'm on the club plan. That kind of service is rare."
Rita M. Petaluma · Comfort Club member
"Quoted three companies for a mini-split install. Fairweather was the only one who actually measured the rooms. Their price was middle-of-the-road but the work was best."
Aaron K. Santa Rosa · mini-split install
"Honest about what I needed vs. what I didn't. Talked me out of an upgrade the other guy was pushing. Saved me $4k and the old unit still runs great."
Danielle P. Novato · tune-up + repair
FAQ

Questions, answered.

Didn't see yours? Ask us directly — we answer email within a business day.

How fast can you come out?

Same or next business day for most service calls. Emergency no-heat or no-cool gets prioritized — we've got a 24/7 line for that.

Do you charge for estimates?

Nope. In-home quotes on new systems are always free, and the diagnostic fee is waived when you move forward with the repair.

Which brands do you install?

Carrier, Trane, Lennox, Mitsubishi, and Rheem are our most common. We service every major brand. We'll recommend based on your home, not on what gives us the best margin.

Are you licensed and insured?

Yes — CA contractor license #987654, fully insured, and every tech is NATE-certified. Happy to send copies over email before any work.

Do you offer financing?

We do. 0% APR for 18 months on qualifying new systems, subject to credit approval. We can pre-qualify you in about 5 minutes.

What's your warranty?

1-year labor warranty on all repairs. Installations come with the full manufacturer warranty plus a 2-year labor warranty from us.

Contact

Get a quote in about 24 hours.

Tell us a bit about your home and what you're dealing with. We'll reach out to schedule a visit — usually same or next business day.

We'll only use this to reply. No marketing emails.