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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
Blades are parallel to the shortest dimension
Standard Features * Full size fixed bar blade T-Bar lay-in return air grille *
2x4 T-Bar (20" x 44" duct)
One piece curved frame with gasket fits flush to spiral pipe
Options 14 GA 304 SS Construction
Pressure Relief Vertical Mount 3510-14X20 past 12 months Blades are parallel to theh3. Standard Features * 3510 Vertical mount * 3520 Horizontal mount air up * 3530 Horizontal mount air down * Designed to open with negative or positive pressures for intake or exhaust air * Felt edge blades to hold noise to a minimum * Aluminum construction * Blade to blade linkage * 1 4" pivot pins in nylon busings * Maximum size 24 x 24 * Mill finish h3. Options * Sleeve variations * Mounting flange * Adjustable counter balance to adjust various
US$ 15.00
US$ 499.00
US$ 18.00
