S & P 411011 11 Inch Gravity Damper for Roof Exhausters

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Sku:
SOLERPALAU-411011
The 411011 gravity damper features a galvanized 2" deep frame with aluminum fins/blades.The outer dimensions are 10.75" x 10.75". A damper provides effective backdraft protection and is easy to install. It is for use with horizontal mount exhaust application and is spring assisted, allowing the blades to open quickly. The leading edge of the louvers have a felt seal for quiet closing. 
 
An optional motor kit (411611) is available but is not for use in explosive or flammable areas or airflows. You cannot use a damper in a grease application. 
 
The 411011 is for use with LPD Low Profile Exhausters sizes 6-8, and CWD Exhausters size 8.
$45.00
S & P 411011 11 Inch Gravity Damper for Roof Exhausters
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The 411011 gravity damper features a galvanized 2" deep frame with aluminum fins/blades.The outer dimensions are 10.75" x 10.75". A damper provides effective backdraft protection and is easy to install. It is for use with horizontal mount exhaust application and is spring assisted, allowing the blades to open quickly. The leading edge of the louvers have a felt seal for quiet closing. 
 
An optional motor kit (411611) is available but is not for use in explosive or flammable areas or airflows. You cannot use a damper in a grease application. 
 
The 411011 is for use with LPD Low Profile Exhausters sizes 6-8, and CWD Exhausters size 8.