Serving Alameda, Contra Costa, Marin, and Sonoma Counties!
hvac diagnostics

Breakdown with your A/C or Furnace?

Check these things first:

  • Is the breaker on?
  • Is your filter clogged?
  • Is your furnace door closed?
  • Is your furnace switch on?

If you still have a problem and need a repair, we can help! Our NATE-certified, EPA-licensed, technicians are the best in the industry. In the past year alone, they have received over 80 hours of on-going training. That means we can diagnose your problem quickly, give you options for the recommended repair and get you comfortable as quickly as possible.

Check our Coupon Section for the latest in great savings.

Not sure what's gone wrong with your heating & cooling equipment.

We've got the tools to find out.


Schedule Service

Receive a $499 value for only $100 with this limited time offer.


Your AC Unit Needs a Spring Tune-up

AC tuneup
Tuesday, May 26, 2015

Summer hits hard in many parts of the Bay Area. Your neighborhood may be exceptionally beautiful when the warm weather hits, but you’ve got to ensure that you’re keeping yourself comfortabl

BBB Accredited
diamond certified Hassler Heating
Nate Hassler Heating
angie's list super service award 2016
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BayRen+ Home Rebate Program