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SD34 - Transition Box Spiral Pipe Grille (DOUBle Deflection)
Collar sizes available in 6”–10”
Back blades are parallel to the longest dimension
904 - Double Deflection Adjustable Aluminum Blade Grille for a 16" x 8" Duct Opening (front blades parallel to shortest dimension)
Spiral pipe diameter must be 4” larger than the width of the grille
Architectural Lattice Grilles 1303-38x14 Step Down Ceiling Diffuser SD34 - Transition Box SpiralStandard Features 1 rim size (2 larger than nominal duct size order size) 14 gauge steel construction Countersunk mounting holes for a flush appearance 11 32 Wide x 1 27 32 High slots. 5 32 crossbars, with 75% 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
US$ 39.99
US$ 59.99
US$ 189.65
US$ 99.99
