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Solano County

HVAC in Fairfield.

The same trusted HVAC expertise that's served the Bay Area since 1986 — now on your street in Fairfield. Old Town retrofits and Green Valley new installs, sized for real Solano County summers.

A view of Fairfield, California
Retrofits in Fairfield's older neighborhoods

Old Town Fairfield, Cordelia, Village 5.

Old Town Fairfield holds early-1900s farmhouses and 1940s–50s cottages, and the Village 5 and older Cordelia blocks are dominated by 1960s–70s ranches with original single-stage systems and undersized returns.

Solano summers regularly clear 100°F, so undersized or leaky ducts show up as one hot bedroom and a system that never cycles off. We test, seal, and rebuild ductwork, add returns, and replace tired condensers with variable-speed equipment that runs long and quiet instead of short and loud.

Old Town FairfieldCordeliaVillage 5
Delcon HVAC technician working on a new installation in Fairfield
New builds in Fairfield

Green Valley and the Rolling Hills developments — planning through execution.

On new Fairfield builds we work off the plans: load calcs against real orientation and glazing, duct design that avoids long attic runs baking in the valley heat, zoning where the floor plan calls for it, and full commissioning with static pressure and airflow documented at handoff.

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What we handle in Fairfield

AC repair in Fairfield

Warm room, short cycling, or a system that runs all afternoon without catching up — we diagnose and repair air conditioners and heat pumps of any brand in Fairfield. Refrigerant leaks, failed capacitors and compressors, condensate problems, and the airflow restrictions that cause most "weak AC" calls.

Furnace repair in Fairfield

Gas furnaces, wall furnaces, and the floor furnaces still working in plenty of Old Town Fairfield homes. We handle ignition and flame-sensor faults, blower and control board failures, heat exchanger inspection, and honest replace-or-repair advice when a unit is past its service life.

Heat pump installation in Fairfield

Gas-to-electric conversions and high-efficiency heat pump installs, sized with a Manual J load calculation rather than the old nameplate. Duct design, permits, Title 24 duct-leakage testing, rebate paperwork, and commissioning with measured airflow before we hand over the thermostat.

HVAC contractor for Fairfield homes and businesses

A licensed, insured HVAC contractor serving the Bay Area since 1986 — ductwork redesign and sealing, indoor air quality and filtration, ventilation, smart thermostats and zoning, plus full commercial and refrigeration work.

Emergency HVAC service in Fairfield

No heat in a cold snap or no cooling in a heat wave is not a next-week problem. We run 24/7 emergency HVAC service across Fairfield, and Comfort Club members go to the front of the queue.

The Comfort Club

Year-round care for $34.99 a month

A simple membership that keeps your system clean and your air fresh — and puts you first in line whenever you need us.

  • Coil cleaning & filter changes, twice a year
  • Duct cleaning before allergy season and before winter
  • Priority service calls, day or night
  • Member discounts on large repairs and replacements

Know a neighbor in Fairfield who needs us?

Refer a friend who installs a complete system and you get a $500 Visa gift card — they get 10% off the entire system.

Refer a friend
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