Architectural Lattice Grilles 1302-4x14 Step Down Ceiling Diffuser 1/2" spacing dual angular louvers

1/2" spacing dual angular louvers

904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 6" Duct Opening   (front blades parallel to shortest dimension)

Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to longest dimension

Extruded aluminum frame with steel roll formed blades and steel multi-shutter damper

Installation Ring only

Architectural Lattice Grilles 1302-4x14 Step Down Ceiling Diffuser 1/2" spacing dual angular louversStandard Features 1 rim size (2 larger than nominal duct size order size) 14 gauge steel construction Countersunk mounting holes for a flush appearance 1 27 32 Wide x 11 32 High slots on staggered centers. 5 32 crossbars, with 75% free area Options 14 GA 304 SS Construction 12 GA (. 080") Aluminum Construction 1 8" GA (. 125") Aluminum Construction 12 GA Steel Construction