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Extended sleeve (2751)
425 Series Engineering/Performance Data
Hinged removable face with hinges parallel to longest side
14" and 16" * Soft White Options * Field installable Bowtie Damper (BD) * FTD - Fixed T-Bar Diffuser (6"
For ceiling or sidewall applications
Parallel Volume Damper Low Leak 3000PLL-68X60 Smoke-Fire Damper Extended sleeve (2751)h3. 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
