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Ships within 48 hours · Estimated delivery Nov 7 - Nov 12
Free area equals more than 75% of nominal size
Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system
Double deflection radius mount spiral pipe grille with adjustable blades
904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 24" Duct Opening (front blades parallel to shortest dimension)
450 Series Submittal
Architectural Lattice Grilles 1304-20x32 Finish:MBlack Free area equals more thanStandard Features 1 rim size (2 larger than nominal duct size order size) 14 gauge steel construction Countersunk mounting holes for a flush appearance 1 4 Wide x 1 27 32 High slots. 5 32 crossbars, with 54% free area Options 14 GA 304 SS Construction Fractional Sizes Tamper proof Screws *Pricing is based on standard 14 GA steel construction. Please contact us for a quote on options. tony@registers direct. com
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