Description
FRAME: 26 Ga. galvanized steel
DOOR PANEL: 26 Ga. galvanized steel
FINISH: Galvanized steel
DUCTING: 1” extension for 1” thick duct board OR 1-1/2” extension for 1-1/2” thick duct board
GASKET: Double gasket for the frame to duct gasket
MATERIAL: Aluminum or stainless steel
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