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Ducting Options
spaces between walls, crawl spaces, ceilings, attics, or garages.
►
Use single wall rigid metal ductwork only.
►
Fasten all connections with sheet metal screws and tape all joints w/ certified Silver Tape or Duct
Tape.
BML-C Use, Care, and Installation Guide
WARNING
Fire Hazard: NEVER exhaust air or terminate ductwork into
All exhaust must be ducted to the outside, unless using the
recirculating option.
Roof pitch w/
flashing & cap
(blower
housing)
Ductless
recirculating
(blower
housing)
Installation Instructions
(blower
Side wall cap w/
housing)
gravity damper
Soffit or crawl space
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