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WARNING FIRE HAZARD
NEVER exhaust air or terminate duct work into spaces between walls, crawl spaces, ceiling, attics, or garages. All exhaust must
be ducted to the outside.
Use single wall rigid Metal ductwork only.
Fasten all connections with sheet metal screws and tape all joints w/ certified Silver Tape or DuctTape.
Some Ducting Options:
External
Roof Pitch w/
Blower
Flashing & Cap
side wall
External
cap with
Blower
gravity
damper
Soffit or crawl space
Soffit or crawl space
6
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