Air Conditioning Repair and Heating Repair in Duncans Mills
Air Conditioning & Heating Repair California is the HVAC company Duncans Mills homeowners call for emergency AC repair, furnace repair and heat pump service. From capacitors and contactors to compressors, coils and full system replacement, we cover every brand and every season for homes and small businesses throughout Sonoma County.
Every Duncans Mills service call includes measured diagnostics — superheat and subcool, static pressure, temperature rise, capacitor microfarads and motor amp draw — written down and explained. That is how you avoid paying for parts your system never needed.
Same Day AC Repair in Duncans Mills — What We Fix Most
- AC not cooling in Duncans Mills or air conditioner not blowing cold air
- Air conditioner not working, tripping the breaker, or refusing to start
- Frozen AC coil, iced refrigerant lines and airflow restrictions
- AC making noise — buzzing, screeching, clicking or banging
- AC compressor repair, capacitor, contactor and fan motor replacement
- Refrigerant leak detection and repair (no blind top-offs)
- Central air repair, condensate drain clogs and water leaks
- Thermostat faults, control board and wiring diagnostics
Heating Repair, Furnace Repair & Heat Pump Service in Duncans Mills
- No heat in Duncans Mills / heater not working
- Furnace not working, not igniting, or blowing cold air
- Furnace short cycling in Duncans Mills and limit-switch lockouts
- Ignitor, flame sensor, inducer motor and gas valve repair
- Heat exchanger inspection with carbon monoxide safety testing
- Heat pump repair in Duncans Mills — defrost boards, reversing valves, aux heat
- Furnace service, furnace tune-up and AC tune-up seasonal maintenance
- Furnace replacement and high-efficiency installation quotes
Emergency HVAC Services in Duncans Mills — 24 Hours a Day
Heat waves and cold snaps do not wait for business hours. Our Duncans Mills emergency line is staffed by a live dispatcher 24/7 for emergency AC repair, 24 hour heating repair and same day HVAC repair. Households with infants, seniors, or medical needs are prioritized during extreme weather. Call (209) 305-4521 and we will tell you honestly whether you need a truck tonight or a morning appointment.
Waiting for your technician in Duncans Mills? Turn the system OFF (not just up) if you see ice on the coil, set the fan to ON, close sun-facing blinds, replace a dirty filter, and clear access to the outdoor unit and attic hatch. It often shortens the repair.
Why Duncans Mills Homeowners Choose Us
- Licensed C-20 HVAC contractor, insured and background-checked technicians
- Upfront flat-rate pricing approved before work begins
- No overtime fees nights, weekends or holidays
- Measured diagnostics in writing — you see the readings
- Stocked trucks for first-visit repairs on common failures
- Free replacement estimates with Manual J load calculations
- Permits and Title 24 compliance handled for installations
- Workmanship guarantee and manufacturer warranty verification
Residential and Commercial HVAC in Duncans Mills
We handle residential HVAC repair for single-family homes, condos, townhomes, ADUs, mobile homes and rentals in Duncans Mills, plus light commercial rooftop units and split systems for offices, retail, restaurants and warehouses across Sonoma County. Property managers and landlords can set up priority accounts with consolidated billing.
Nearby Areas We Also Serve
Besides Duncans Mills, our technicians cover Annapolis, Bodega, Bodega Bay, Boyes Hot Springs, Camp Meeker, Cazadero and surrounding neighborhoods throughout Sonoma County — and every other city in California.
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Do you offer same day AC repair in Duncans Mills?
Yes. Same day AC repair in Duncans Mills is available in most cases when you call early enough in the day, and emergency air conditioning repair is dispatched 24 hours a day, 7 days a week. Call (209) 305-4521 and our dispatcher will give you a real arrival window.
Is there a 24 hour AC repair service near me in Duncans Mills?
Our Duncans Mills dispatch line is answered by a live person 24/7, including nights, weekends and holidays, for 24 hour AC repair, emergency heating repair and emergency HVAC repair. We do not charge overtime or after-hours premiums.
How much does AC repair cost in Duncans Mills?
Most common AC repairs in Duncans Mills run between $150 and $550 - capacitors, contactors, thermostats and sensors. Larger jobs such as motors, coils, refrigerant leak repair or compressor replacement range from about $450 to $3,500. You get an exact flat-rate quote after diagnosis and before any work begins.
My AC is not cooling or not blowing cold air. What should I check first in Duncans Mills?
Confirm the thermostat is set to COOL and below room temperature, replace a dirty air filter, check the indoor and outdoor breakers, and make sure the outdoor unit fan is spinning and the coil is not clogged with dust. If the coil is iced over, switch the system OFF and the fan ON to thaw, then call us - ice usually means low refrigerant or an airflow problem.
Do you repair furnaces and heat pumps in Duncans Mills too?
Yes. We handle heating repair, furnace repair, heater repair, furnace tune-ups, heat pump repair and no-heat emergency calls in Duncans Mills and throughout Sonoma County, including gas furnaces, electric furnaces, heat pumps and ductless mini splits.
Which brands do you service in Duncans Mills?
All major brands, including Carrier, Trane, Lennox, Rheem, Ruud, Goodman, Amana, American Standard, York, Bryant, Payne, Coleman, Daikin, Mitsubishi, Fujitsu, LG and Bosch.
Do you offer free estimates on AC or furnace installation in Duncans Mills?
Yes. AC installation, furnace installation, heat pump replacement and ductless mini split estimates in Duncans Mills are free and include a load calculation, permit handling, rebate guidance and financing options.
Which nearby areas do you cover?
Along with Duncans Mills we serve Annapolis, Bodega, Bodega Bay, Boyes Hot Springs, Camp Meeker, Cazadero and the rest of Sonoma County, plus every other city in California.
