Zephyr AK70BS Guía De Introducción

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 metal ductwork only.

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Side wall cap
w/ gravity damper

Ductless
Recirculating

Roof Pitch w/ 
Flashing & Cap

Rear Ducting