Where is DC Air and Heating located?

DC Air and Heating LLC is headquartered at 5345 West Avenue M8, Quartz Hill, CA 93536. From this office we dispatch trucks across the entire Antelope Valley — Lancaster, Palmdale, Quartz Hill, Rosamond, Acton, Littlerock, Lake LA, Mojave, Edwards AFB, Tehachapi — plus Bakersfield, Santa Clarita, Valencia, and the northern San Fernando Valley.

What are DC Air and Heating's hours?

We answer phones live 7 AM to 8 PM, seven days a week — including Saturdays, Sundays, and most holidays. True overnight emergencies (8 PM–7 AM) are handled by an on-call line at the same flat rates with no after-hours surcharge.

How do I get a free HVAC quote?

Three ways: (1) call (661) 310-3340 for live dispatch, (2) get an instant online quote at dcairandheating.com/instant-quote, or (3) book a free in-home consultation at dcairandheating.com/book. Replacement quotes are 100% free and held for 30 days.

What HVAC services do you provide?

AC repair, AC installation/replacement, AC maintenance & tune-ups, furnace repair and installation, heat-pump conversions, mini-split installation, ductwork repair and replacement, smart thermostat installation, indoor air quality (UV, media filtration, duct sealing), and emergency same-day dispatch.

Are you licensed and insured?

Yes. DC Air and Heating LLC carries a California State C-20 HVAC contractor's license (CSLB #1158770), $2 million general liability insurance, full workers' compensation, and a $15,000 California contractor's bond. Certificates available on request before any work begins.

What financing do you offer?

Three standard Synchrony plans: Plan 925 — 0% APR for 24 months. Plan 970 — 5.99% APR for 58 months (most popular). Plan 942 — 7.99% APR for 115 months (lowest payment). All approve in 60 seconds with no down payment.

Do you offer same-day service?

Yes. Same-day dispatch is standard for any service call placed by 4 PM, 7 days a week. Most no-cool repairs (capacitor, contactor, fan motor, refrigerant top-off, condensate drain) are completed during the first visit.

How much does AC repair cost?

Common AC repairs run $185–$895: capacitor $189–$289, contactor $235–$345, condenser fan motor $445–$695, refrigerant recharge $295–$695, drain clear $185–$245. Larger jobs (compressor, evaporator coil) run $1,200–$2,950. Diagnostic fee is $89 and is waived if you approve the repair the same day.

HVAC Services by City & ZIP Code

14 services across our primary Antelope Valley, Santa Clarita Valley and Kern High Desert markets — all within 50 miles of our Lancaster shop at 5345 West Avenue M8. Palmdale, Lancaster, Quartz Hill, Acton, Rosamond, Mojave, Santa Clarita and Canyon Country each have their own service pages.

Nearby locations within 50 miles

Each city below is inside our 50-mile dispatch radius from 5345 West Avenue M8, Lancaster, CA 93536. Follow a link for A/C repair, heating, duct and thermostat pages written for that area.

HVAC Services by City & ZIP Code

A/C System Maintenance

A/C System Repair

Heating System Installation

Heating System Maintenance

Heating System Repair

HVAC System Maintenance

AC Installation

HVAC Repair

Ductless Heating & A/C Services

HVAC Duct & Vent Cleaning

HVAC Duct & Vent Installation

HVAC Duct & Vent Repair

Smart Thermostat Installation

Thermostat Repair

Nearby locations within 50 miles

Antelope Valley

Antelope Valley foothills

Kern High Desert

Santa Clarita Valley

East Antelope Valley

Tehachapi Mountains