Attributes

Key Value
Fits Fan Dia.20 in
Fits Fan Diameter20 in
Flange Width1 1/2 in
For Nominal Duct Diamet.Not Applicable
Frame Depth2 1/2 in
ItemWall Backdraft Damper
Length25 in
Mounting Hole Diameter1/4 in
Mounting Hole Size9/64 in
Open Depth5 3/4 in
Overall Diameter25 in
Overall Height25 in
Overall Length5 3/4 in
Overall Width25 in
Rough Opening Diameter22 1/2 in
Rough Opening Length22 1/2 in
Rough Opening Width22.5 in
Shutter Construction Ma.Extruded Aluminum Frame.
Shutter Free Area2.519 sq ft
Shutter Mounting Locati.Wall
Shutter Mounting Positi.Vertical
Shutter Opening Required22-1/2 in x 22-1/2 in
Shutter Overall Size25 in x 25 in
Width25 in
prev


As an Amazon Associate I earn from qualifying purchases.

1759925210.6639