Filter Grille FG-50X20 Commercial 3 hour fire resistance rating

3 hour fire resistance rating

Designer Color or Plated Metal Finish available on this product

One-piece removable slide damper for off-season closure

Type 316 stainless steel

Standard Features * Steel galvaneal construction * For evaporative coolers or central blower systems * Modern step-down design * 4-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * One-piece removable slide damper for off season closure * Soft White

Filter Grille FG-50X20 Commercial 3 hour fire resistance ratingStandard 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