1.5 Hour Smoke Leakage Class II Front Access Grille Fire/Smoke Damper

This damper automatically closes upon loss of power, and is controlled by a smoke detection system.

Notable Features

Front Access Grille

Smoke Leakage Class II

1� Hour Fire Resistance Rating

Dual Direction Airflow

Approved for Dynamic Conditions

UL Approved

AMCA Tested

Quick Specs

Depth:            5�"

Orientation: Vertical or Horizontal

Frame Material:        16 ga. Galvanized Steel

Frame Type: Hat Channel

Blade Material:         16 ga. Galvanized Steel

Blade Action: Parallel

Blade Seals: Silicone

Jamb Seals: Stainless Steel

Actuator: EHRD/PHRD

UL Classified: 1� Hour Fire Resistance

Smoke Leakage Resistance Class II

250�F or 350�F

Approved for Dual Direction Airflow

Approved for Dynamic Conditions

AMCA:           Tested to Standard 500D

Max Differential Pressure: 4 in. wg.

Max Velocity: 2000 FPM

Construction & Performance Requirements Met Underwriters Laboratories, Inc. (UL): Standard 555 and 555S, National Fire Protection Association Standards 80 and 90A, ICC's International Building Code, New York City MEA Listing #111-99-M, California State Fire Marshall Listing #3225-1328:119

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