Architectural Lattice Grilles 1307-20x20 Finish:Tan 904 Series Submittal

904 Series Submittal

904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 12" Duct Opening (front blades parallel to shortest dimension)

Nylon bushings for easy adjustment and quiet setting of blades running parallel to shortest dimension

Hinged removable door with hinges parallel to the longest dimension

Louvers designed with rolled rib for maximum strength and rigidity

Architectural Lattice Grilles 1307-20x20 Finish:Tan 904 Series SubmittalStandard Features * 1" rim size (2" larger than nominal duct size) * 14 gauge steel * 1305: 1 2" lattice opening, 3 16" cross bars, 53% free area * 1306: 3 4" lattice opening, 1 4" cross bars, 57% free area * 1307: 13 16" lattice opening, 3 16? cross bars, 69% free area * 1308: 7 8" lattice opening, 1 4" cross bars, 60% free area * Soft White Options * Countersunk screwholes with matching Phillips #8 x 1 1 2" oval Screws * 10 or 12 gauge steel *