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Ships within 48 hours · Estimated delivery Oct 20 - Oct 25
Back blades are parallel to the longest dimension
904 - Double Deflection Adjustable Aluminum Blade Grille For a 40" x 18" Duct Opening (front blades parallel to shortest dimension)
Egg Crate T-Bar Filter Grille 2"
Center margins are mounted on the backside of the grille for a streamlined continuous look
For evaporative coolers or central blower systems
Architectural Lattice Grilles 1306-4x14 Step Down Ceiling Diffuser Back blades are parallel toStandard Features 1 rim size (2 larger than nominal duct size order size) 14 gauge steel construction Countersunk mounting holes for a flush appearance 3 4 Wide x 3 4 High square holes. 1 4 crossbars, with 57% 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
