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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Maximum size 14"x14"
904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 8" Duct Opening (front blades parallel to shortest dimension)
3/16” holes on 1/4” staggered centers
Steel construction
available 4" through 40" round (2549)
Pressure Relief Horizontal Air Up 3520-6X6 Specialty Products Maximum size 14"x14"h3. 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$ 43.50
US$ 40.50
US$ 43.50
