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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
available 4" through 40" round (2549)
Heavy duty steel honeycomb construction
Standard Features * Heavy guage cold roll steel (same as 350 series) * Ideal for return air in the toe space areas between kitchen cabinets
14 gauge steel construction
Parallel Blade Volume Damper 3000P-50X36 Commercial available 4" through 40" roundh3. 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
