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Nylon bushings on adjustable blades to prevent metal on metal rattle
Non-standard size collar (available in 6" through 20")
Submittal and Performance Data
2x4 T-Bar (22" x 46" duct)
Parallel Volume Damper Low Leak 3000PLL-58X56 Accessories Nylon bushings on adjustable bladesh3. 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
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US$ 75.00
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