904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 6" Duct Opening (front blades parallel to shortest dimension)
Blades parallel to shortest dimension
904 - Double Deflection Adjustable Aluminum Blade Grille For a 34" x 18" Duct Opening (front blades parallel to shortest dimension)
Retainer cables are provided on sizes 12" and larger to allow the inner cones to hang securely while adjusting the diffuser
linkage and handle enclosed in valve to assure trouble-free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * SCB41 - 4-way air pattern * SCB31 - 3-way air pattern * SCB41 O or SCB31 O - steel lever operated opposed blade damper * SCB42 or SCB32 - no damper * Tamper proof screws * Standard Color
Architectural Lattice Grilles 1307-32x30 Finish:MBlack 904 - Double Deflection AdjustableStandard 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 *