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

Our homes should be places that help us feel refreshed after a night’s sleep, and help us heal when we are sick or hurt. Unfortunately, the indoor air quality of our homes can often harm, not help, our health. Much of the “fresh” air in most homes actually comes from our attics, crawl spaces, and basements, carrying contaminants like fiberglass, rat feces, dirt, dust, and mold. It is important for both indoor air quality and energy efficiency to seal the connections between the attic/crawl/basement and inside, and installing a heat recovery ventilation system will ensure that the people in your home get plenty of truly fresh air.

Don't know HRVs?  Not to worry, we do.  Contact us for help.

Do you know what's lurking in the air you breathe at home?

Keep it clean, with proper ventilation.


Schedule Service

Convert both your gas furnace and gas water heater to a heat pump and heat pump water heater at the same time and get $2,500 for your old equipment.
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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