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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Standard Features * Field installable butterfly damper * Available in sizes 6
3% maximum leakage with a pressure differential 3" W
* UL and California State Fire Marshall approved * 4-1/4" standard frame style * Maximum dimension 60w
Standard Features * Lightweight Aluminum vent louver * This is a larger version of the 4901 series * Flush face * Spring clip mounting * Able to withstand wet and corrosive environments * Easily installed using only a high grade silicon caulk * Satin Anodized finish Options * IS - Insect screen * Standard Color or Designer Color Finish available on this product
Parallel Blade Volume Damper 3000P-58X30 Residential Registers & Grilles Standard Features * Field installableh3. 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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