Serving Berkeley, Oakland, and Alameda, Contra Costa, and Marin Counties!
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Save up to $1000 on heat pump installation rebates with Tech Clean California. As a participating contractor, Hassler can answer you questions and go over the qualifications.

Learn more about Tech Clean California incentives.

Contact Hassler today!


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Keep Your Home Healthy!
Home energy audit credited upon installation with Hassler
with Heat Pump or Heat Pump Water Heater Conversion
Apply for financing today!
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