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OTHER DOWNLOADS
For damper free area chart A click here * 2663 - Out-of-Airstream fire door
SD34 Submittal Drawing
Spring actuated curtain-type fire damper with 2 1/4" round connection for horizontal or vertical mount
3/16" cross bars
Parallel Volume Damper Low Leak 3000PLL-32X30 T-Bar OTHER DOWNLOADSh3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3. Options * 3000 PLL Low Leak Air Control
