Filter Grille FG-36X36 Filter Space:For 2" deep Filter All steel parts with galvanized

All steel parts with galvanized finish or zinc coating

Standard Features * Designed for return or exhaust applications * 3/16" holes on 1/4" staggered centers * Heavy gauge steel * Seismic support holes * 1x2

UL listed and tested in accordance with UL Standard 555C

One-piece removable slide damper for off-season closure

Filter Grille FG-36X36 Filter Space:For 2" deep Filter All steel parts with galvanizedStandard Features 1 2" spacing dual angular louvers for strength and maximum free area Stamped steel face with roll formed frame Hinged removable face with hinges parallel to longest side Hand operated lever for easy filter access and cleaning 4 way reversible door on square sizes 2 way reversible door on rectangular sizes Concealed mounting holes with mounting screws Holds up to a 1" filter (not included) with filter retention tabs (FG1) Rust