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Square or rectangular curtain-type fire damper for vertical mount 4 1/4″ standard roll formed frame

True round fire damper Round steel frame Stainless steel curtain

Square or rectangular spring actuated curtain-type fire damper for horizontal or vertical mount 4 1/4″ standard roll formed out-of-airstream frame

Curtain-type fire damper with round connection for vertical mount 2″ thin-line roll formed out-of-airstream frame

Square or rectangular curtain-type fire damper for vertical mount 2″ thin-line roll formed out-of-airstream frame

Square or rectangular curtain-type fire damper for vertical mount 2″ thin-line roll formed frame

Square or rectangular spring actuated curtain-type fire damper for vertical or horizontal mount 2″ thin-line roll formed out-of-airstream frame

Class 2 – low leakage Sleeve Type A: 20 gauge 18″ sleeve 120V actuator mounted

Dampers and louvers can be combined with a 20 gauge steel sleeve to create an envrionment to regulate airflow in or out of a louver with an operable blade damper.

Dampers and louvers can be combined with a 20 gauge steel sleeve to create an environment to regulate airflow in or out of a louver with an operable blade damper.