Filter Grille FG-12X25 T-Bar enclosed in valve to assure

enclosed in valve to assure trouble-free operation

linkage and handle enclosed in valve to assure trouble-free operation

Nylon bushings on adjustable blades prevent metal on metal rattle

Tamper Proof Screws - stainless steel TORX Center Pin

Stamped steel face with roll formed frame

Filter Grille FG-12X25 T-Bar enclosed in valve to assureStandard 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