This manual damper includes UL fusible link, is made of galvanized steel, and it measures 11¾ inch width, 11¾ inch height, 3¾ inch length. This manual damper is wall mountable.
Technical Specs
ItemManual Damper
Frame MaterialGalvanized Steel
Overall Height11 3/4 in
For Duct ShapeSquare
Overall Width11 3/4 in
Overall Length3 3/4 in
Rough Opening Width12 in
Damper TypeStatic
Maximum Ambient Temperature165 Degrees F
Frame Less Flange144 sq in
IncludesUL Fusible Link
Fusible Link Temperature165 Degrees F
StandardsNFPA 90A,101, CSFM, IBC, NFPA 80, NYC MEA, UL 555
Damper ApplicationFire
Number of Panels1
Rough Opening ShapeSquare
Free Area0.7 sq ft
Frame Material Thickness22 ga
Frame Depth3 3/4 in
Blade MaterialGalvanized Steel
Blade TypeCurtain
Closure TypeGravity
Switch ActionNormally Open
Mounting LocationWall
Airflow DirectionVertical
Mounting PositionVertical
Country of OriginUnited States
(subject to change)