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Old 2013-12-01, 10:52am
kansassky kansassky is offline
Dix Harrison
Join Date: Mar 31, 2009
Location: KCKS - But my heart is in Scotland
Posts: 517

Here's what I used.

Duct also has a metal self-closing damper just inside the wall that keeps critters out. It is activated with airflow.

Keep in mind, I have vinyl siding and wanted something that looked good, was water/critter tight, and didn't require me to remember to open it!
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