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Certified Air

No ratings collected yet San Jose, California

1463 DENTWOOD DR, San Jose, CA 95118, USA

License checked License #788634 26 yrs experience

Verify this license yourself at the California Contractors State License Board (CSLB).

(408) 806-6931
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Homeowners and property managers in San Jose often search for AC Services when a cooling system stops keeping up with the heat. Others notice warm air at the vents, unusual noises, or a utility bill that climbs without explanation. Knowing what a qualified technician should inspect can make that first call easier.

Local market — San Jose

HVAC pros here

514

Have a website

53%

Cooling demand

636

Heating demand

2,257

Cooling/heating demand = annual degree days (NOAA). Electricity = state residential average (EIA).

Services Offered

AC Services in San Jose Heating Services in San Jose Ductwork Services in San Jose Heat Pumps in San Jose Furnace Services in San Jose Thermostat Services in San Jose Emergency HVAC in San Jose Maintenance & Tune-up in San Jose

Service Area

San Jose, California All of California

Location

About Certified Air

Certified Air provides a broad range of HVAC work in San Jose. AC Services include diagnosing cooling faults, checking refrigerant levels, and repairing or replacing failing components. Heating Services and Furnace Services address ignition problems, airflow issues, and safety checks on burners and heat exchangers. Heat Pumps, Ductwork Services, and Thermostat Services complete the list, covering system installation and servicing, duct sealing, and thermostat installation and programming. Emergency HVAC calls address sudden system failures, while Maintenance & Tune-up visits help equipment run efficiently across changing seasons.

Certified Air holds California contractor license #788634, and it has been licensed since 2000, giving it more than 26 years in the trade. Its work centers on San Jose, where equipment that runs through hot afternoons and cool evenings tends to wear in predictable places, such as clogged filters, leaky ducts, and aging thermostats.

Comparing local pros is a sensible step before any work begins. Request written estimates, confirm the license number, and ask for a clear explanation of what needs repair. Learn more about options for San Jose homes and compare providers through HVAC Service Fast.

Frequently Asked Questions

What services does Certified Air offer?
Certified Air offers AC Services, Heating Services, Ductwork Services, Heat Pumps, Furnace Services, Thermostat Services, Emergency HVAC, and Maintenance & Tune-up. Each service covers diagnosis, repair, or routine upkeep for heating and cooling systems.
What areas does Certified Air serve?
Certified Air serves San Jose, California. Customers in the surrounding San Jose area can contact the company about heating and cooling needs.
How do I choose a licensed, insured HVAC contractor in San Jose?
Start by verifying the contractor's license with the California Contractors State License Board and asking for proof of insurance. Compare several written estimates and check recent customer reviews before deciding.
What should I check before hiring an HVAC pro?
Confirm the license number, ask whether the company carries liability and workers' compensation insurance, and request a written quote that itemizes parts and labor. Also ask about warranties on both equipment and workmanship.
What are signs it is time to call an HVAC professional?
Call a professional if your system runs constantly without reaching the set temperature, produces unusual noises, or causes a sudden rise in energy bills. Burning smells, weak airflow, or frequent cycling on and off also warrant prompt inspection.

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