Ducting Options - Zephyr ZSI-E36AS Use, Care And Installation Manual

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, unless using the recirculating option.
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.
Some Ducting Options
Roof Pitch w/
Flashing & Cap
Soffit or crawl space
side wall cap
w/ gravity damper
7
side wall cap
w/ gravity damper