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About In-Line Draft Blockers

In-Line Draft Blockers

Specifically designed to stop backdrafts from your clothes dryer, bathroom exhaust fan, kitchen fan, pellet stove, direct vent water heater and direct vent furnace. Tested to UL723 standard for flame resistance.
Bathroom Fan Draft Blocker
Fits Any Bath Fan Standard 4" Duct!

Brochures for In-Line Draft Blockers

Brochures for In-Line Draft Blockers
Preview Description Format Size Open
Online Store
Battic Door Energy Conservation Online Store
HTML 36 kB Open
Download brochures, assembly & installation instructions etc.
HTML 16 kB Open

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23 51 13 - Draft Control Devices