Pressure Relief Vertical Mount 3510-22X22 past 12 months Standard Features * Converts T-bar

Standard Features * Converts T-bar products to surface mount * Sizes available: 1x2

1x2 T-Bar (8" x 20" duct)

055 T6 extruded aluminum * Square collar * For 22"x22" square duct * Soft White Options * 915 T O - opposed blade damper * No Labor Collar - square to round (2x2 only) * 1x2 panel (10"x22" duct) or 2x4 panel (22"x46" duct) * Satin Anodized Finish available on this product

904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 24" Duct Opening (front blades parallel to shortest dimension)

SD52 Submittal Drawing

Pressure Relief Vertical Mount 3510-22X22 past 12 months Standard Features * Converts T-barh3. 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