Walnut Creek CA Heating and Air Conditioning Service

Certified Heating & Air Conditioning provides heater and air conditioning repair, service, installation and services in Walnut Creek CA and surrounding areas. Check out what some of our customers are saying about Certified Heating & Air Conditioning Heating and Air Conditioning services.

Local Reviews
for Walnut Creek, CA

Rated 5.0 out of 5 stars based on 5 customer reviews

Map of Walnut Creek, CA

Professional Service Person





Map of Walnut Creek, CA

Brittany is an excellent tech and very good at communicating what she saw/what we need.




It was great. Good tech, good price


Map of Walnut Creek, CA

Good service Good price!





Map of Walnut Creek, CA

Excellent Service!




Friendly, knowledgeable and very punctual. They are great at working to accommodate your schedule. An absolute pleasure to work with! Comcast should take lessons from them!


Map of Walnut Creek, CA

Great service




Brittany Britland came out on Monday, April 3, 2017 and reviewed, & cleaned, our furnace. It surprised us to learn it was installed in 1980 ! She was an informed, thorough, and friendly technician. She also checked the AC outside. Excellent experience. Good company.


Tyler B.

Tyler B.

To hot to not have ac. Need to get these nice folks some cool air.

Near Appaloosa Dr, Walnut Creek, CA 94596
Walnut Creek, CA - To hot to not have ac. Need to get these nice folks some cool air.
Tyler B.

Tyler B.

System is not cooling. Fuses blew in the disconnect box. Maintenance is a must to keep these running.

Near Leroy Ln, Walnut Creek, CA 94597
Walnut Creek, CA - System is not cooling. Fuses blew in the disconnect box. Maintenance is a must to keep these running.
Tyler B.

Tyler B.

Refrigerant levels need to be good or this can happen.

Near Venado Camino, Walnut Creek, CA 94598
Walnut Creek, CA - Refrigerant levels need to be good or this can happen.
Brittany B.

Brittany B.

Diagnostic on 2 systems. Diagnosed failed dual capacitors, replaced and now systems are up and running.

Near Wootten Dr, Walnut Creek, CA 94597
Walnut Creek, CA - Diagnostic on 2 systems. Diagnosed failed dual capacitors, replaced and now systems are up and running.
Brittany B.

Brittany B.

Certified client A/C maintenance. Replaced burned contactor.

Near San Luis Rd, Walnut Creek, CA 94597
Walnut Creek, CA - Certified client A/C maintenance. Replaced burned contactor.
Brittany B.

Brittany B.

Diagnostic - system not cooling.

Near Everidge Ct, Walnut Creek, CA 94597
Walnut Creek, CA - Diagnostic - system not cooling.
Brittany B.

Brittany B.

A/C tune up, furnace safety inspection.

Near Mandarin Ln, Walnut Creek, CA 94598
Walnut Creek, CA - A/C tune up, furnace safety inspection.
Brittany B.

Brittany B.

A/C maintenance, furnace safety inspection. Wash filter.

Near Winton Dr, Walnut Creek, CA 94598
Walnut Creek, CA - A/C maintenance, furnace safety inspection. Wash filter.
Brittany B.

Brittany B.

Diagnostic - system not cooling. Condenser not getting power, found blown fuses and bad dual capacitor. Fixed and system is up and running!

Near Willow Ave, Walnut Creek, CA 94595
Walnut Creek, CA - Diagnostic - system not cooling. Condenser not getting power, found blown fuses and bad dual capacitor. Fixed and system is up and running!
Brittany B.

Brittany B.

Diagnostic - system not cooling. Condenser not getting power, found blown fuses and bad dual capacitor. Fixed and system is up and running!

Near Willow Ave, Walnut Creek, CA 94595
Walnut Creek, CA - Diagnostic - system not cooling. Condenser not getting power, found blown fuses and bad dual capacitor. Fixed and system is up and running!
Brittany B.

Brittany B.

Diagnostic - system not cooling. Condenser not getting power, found blown fuses and bad dual capacitor. Fixed and system is up and running!

Near Willow Ave, Walnut Creek, CA 94595
Brittany B.

Brittany B.

Diagnostic - system not cooling. Condenser not getting power, found blown fuses and bad dual capacitor. Fixed and system is up and running!

Near Willow Ave, Walnut Creek, CA 94595
Antonio  C.

Antonio C.

Furnace and a/c install, with duct work and a zone system

Near Natchez Dr, Walnut Creek, CA 94598
Walnut Creek, CA - Furnace and a/c install, with duct work and a zone system
Brittany B.

Brittany B.

Diagnostic - system out of refrigerant and PG&E capped off gas line. Inspect condenser and coil.

Near Valencia Ct, Walnut Creek, CA 94598
Walnut Creek, CA - Diagnostic - system out of refrigerant and PG&E capped off gas line. Inspect condenser and coil.
Brittany B.

Brittany B.

A/C tune up, furnace safety inspection, ductwork inspection.

Near Glenhaven Ave, Walnut Creek, CA 94595
Walnut Creek, CA - A/C tune up, furnace safety inspection, ductwork inspection.
Brittany B.

Brittany B.

A/C tune up, furnace safety inspection, ductwork inspection.

Near Rogers Ave, Walnut Creek, CA 94597
Walnut Creek, CA - A/C tune up, furnace safety inspection, ductwork inspection.
Antonio  C.

Antonio C.

Furnace and A/C install

Near Terra Granada Dr, Walnut Creek, CA 94595
Walnut Creek, CA - Furnace and A/C install
Brittany B.

Brittany B.

Diagnose why condenser is not powering on.

Near Overlook Dr, Walnut Creek, CA 94597
Walnut Creek, CA - Diagnose why condenser is not powering on.
Brittany B.

Brittany B.

Furnace tune up, ductwork inspection in attic and crawl space.

Near Acacia Rd, Walnut Creek, CA 94595
Walnut Creek, CA - Furnace tune up, ductwork inspection in attic and crawl space.
Brittany B.

Brittany B.

No heat. System not coming on, diagnosed failed blower capacitor and replaced. System now up and running.

Near Caroni St, Walnut Creek, CA 94597
Walnut Creek, CA - No heat. System not coming on, diagnosed failed blower capacitor and replaced. System now up and running.
Brittany B.

Brittany B.

Duct/airflow/refrigerant testing per Title 24 regulations.

Near Candelero Dr, Walnut Creek, CA 94598
Walnut Creek, CA - Duct/airflow/refrigerant testing per Title 24 regulations.
Brittany B.

Brittany B.

Furnace tune up, A/C safety inspection, duct work inspection. Maintenance matters!

Near Flanders Ct, Walnut Creek, CA 94598
Walnut Creek, CA - Furnace tune up, A/C safety inspection, duct work inspection. Maintenance matters!
Brittany B.

Brittany B.

Furnace tune up, A/C inspection, dryer vent cleaning.

Near Stanley Dollar Dr, Walnut Creek, CA 94595
Walnut Creek, CA - Furnace tune up, A/C inspection, dryer vent cleaning.
Brittany B.

Brittany B.

Furnace safety check and A/C tune up.

Near Santa Rita Dr, Walnut Creek, CA 94596
Walnut Creek, CA - Furnace safety check and A/C tune up.
Brittany B.

Brittany B.

Near Blackwood Dr, Walnut Creek, CA 94596