• When is a blower door test required?

Most municipalities now require a passing blower door test for new homes and major remodels to ensure code compliance.

• What does a blower door test tell me?

It measures the buildings envelope airtightness, showing how much air is leaking in or out of the house which directly affects energy bills and comfort.

• How long will a test take?

A standard test takes about 1 to 2 hours while combined with a duct leakage test can take about 2 to 3 hours.

• How do I prepare for a test?

Close all exterior doors and windows, open all interior doors, turn off HVAC system, ensure fireplaces are cleaned out (as the fan can blow the ashes into the room)

• When will I get results?