3627 24th Street
Brennan Brennan Insulation & Airtighness team is a fully Certified Passive House Trades-person (sub contractor).
Providing high quality installation of insulation and air barrier systems.
The BB I&A team has delivered PH Airtightness on multiple projects through out the city.
We make Passive House Simple by providing insight based on experience and use of the Blower Door.
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