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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
Holds up to 1" filter (not included)
*Note: Ceramic fiber blade insulation is not UL required on dampers with free areas less than 80 square inches
2 position adjustment for heating and cooling seasons
Uniform 360 degree discharge pattern
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
Opposed Blade Volume Damper 3000-0BD-56X38 T-Bar Holds up to 1" filterh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee 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.
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