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blades prevent metal on metal rattle Countersunk mounting holes with color matching Phillips Pozidriv screws Rust-resistant pre-coat with durable powder finish Soft White Options Screwdriver operated Opposed Blade Damper 2" ADC compliant square to round collar with a bead for ease of installation Heavy Duty Construction MRI Compatible Insect Screen Fractional
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 30" x 14" Duct Opening(front blades parallel to shortest dimension)
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar Additional Drawings * 825 MA
Perforated Face Grille
Diffuser 850-16X10 Damper:Multi-Shutter Damper blades prevent metal on metalStandard Features 2 way register with stiffened 1 2" fan shaped louvers for silent operation For ceiling or sidewall applications Lever operated multi shutter damper All component parts, rivets, linkage and handle enclosed in valve to assure trouble free operation Countersunk mounting holes for flush appearance with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White Options w Lever Operated Opposed
US$ 437.50
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