Serving Berkeley, Oakland, and Alameda, Contra Costa, and Marin Counties!

$100 for a Home Energy Score Assessment and Air Advice Air Test

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

Schedule your Home Energy Score Assessment to find out how your home ranks and how you can benefit from improving your score. 


  • Enhanced Home Comfort

  • Better Indoor Air Quality

  • A More Energy-efficient Home

  • Reduced Heating and Cooling Costs

  • An Uptick in your Home’s Resale Value

Click Here to Learn More!

Sign Up Today and also Receive an Air Advice Indoor Air Quality Test

This comprehensive diagnostic test examines your entire living space to determine how the indoor air quality of your home can be improved for your family's health, comfort, and safety.

Click here for more information

After your appointment, a Hassler Home Improvement Specialist will contact you and review the results of the Home Energy Score and Air Testing, while discussing solutions to enhance your home comfort, indoor air quality, and improve your home’s energy efficiency.

*As part of this promotion, customer agrees to submit $200 BayREN rebate to Hassler. Offer pending regional availability.  A $499 Value.

Contact our Customer Service team today to schedule your appointment

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