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450 Series Engineering/Performance Data
1050 Series Submittal
Ideal for residential and light commercial application
Blades are parallel to the longest dimension
Countersunk mounting holes for flush appearance with stainless sheet metal screws
Parallel Volume Damper Low Leak 3000PLL-24X14 Smoke-Fire Damper 450 Series Engineering/Performance Datah3. 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
