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Energy Savings at Home

Advice, tools, resources and inspiration to help you save energy

Diagnostic Tools

Some contractors use special diagnostic tools to help pinpoint the source of common home problems. Some of these tools include:

Blower door

Blower Door

A blower door is a variable speed fan, mounted in a doorframe, used to pressurize and depressurize a house to measure air leakage.

Duct blower

Duct Blower

A duct blower is a variable speed fan that is attached to a duct system to measure duct air leakage.

Manometer

Manometer

An instrument that measures the pressure differences between two locations.

Flow Hood

A Flow Hood is a device used to measure the amount of air flowing through a register.

Infrared Camera

An infrared camera (video or still) makes an image that shows surface heat variations that can be used to help detect heat losses and air leakage in buildings.