A1H Smoke Damper

Categories: Louvers and Dampers, Louvers and Dampers Tags: dampers, dry bulk material, dry bulk material handling, explosion proteciton, fire protection, louvers

Class I Single Thickness Blade Smoke Damper

Quick Specs

Model:	A1H
Depth:	5½”
Orientation:	Vertical or Horizontal
Frame Material:	16 ga. Galvanized Steel
Frame Type:	Hat Channel; Flat Head and Sill for sizes thru 13″ High
Blade Material:	16 ga. Single Thickness Galvanized Steel
Blade Action:	Parallel
Blade Seals:	Silicone
Jamb Seals:	Stainless Steel
Bearings:	Oil Impregnated Bronze
Axles:	Plated Solid Steel Sub
Linkage:	Plated Steel Angle and Crank Plates with Stainless Steel Pivots In-Jamb or On-Blade
Stops:	18 ga. Galvanized Steel Angles at Head and Sill
Sleeves:	20 ga. Galvanized
Actuator:	Electric 120V, 24V, or 230V / Pneumatic Factory installed for power-open/spring-close (fail close) operation External Left Hand Mount
Finish:	Mill
Max Differential Pressure:	4 in. w.g.
Max Velocity:	2000 or 3000 FPM
Leakage Rating:	4 cfm per ft² Max at 1 in. w.g. 8 cfm per ft² Max at 4 in. w.g.

*Dampers smaller than minimum frame size require transitions.

Description

Description

Literature

A1H Smoke Damper Submittal