11
Pisa Use, Care, and Installation Guide
ZEPHYRONLINE.COM
Installation Instructions
Ducting Options
Ź Use single wall rigid metal ductwork only.
Ź Fasten all connections with sheet metal screws and tape all joints w/ certified Silver Tape or Duct
Tape.
Fire Hazard: NEVER exhaust air or terminate ductwork into
spaces between walls, crawl spaces, ceilings, attics, or garages.
All exhaust must be ducted to the outside, unless using the
recirculating option.
WARNING
roof pitch w/
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