Architectural Lattice Grilles 1302-36x12 Step Down Ceiling Diffuser Nylon bushings on adjustable blades

Nylon bushings on adjustable blades prevent metal on metal rattle

Hinged removable face with hinges parallel to longest side

Extended sleeve (2751)

remove the two center cones as a unit and reposition the six screws

Architectural Lattice Grilles 1302-36x12 Step Down Ceiling Diffuser Nylon bushings on adjustable bladesStandard 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