24" x 24" RETURN FILTER GRILLE for Drop Ceiling - Uses 20" x 20" Filter - Easy Access Door & Latch To Filter 12in diameter you can't go wrong with

you can't go wrong with this decorative grill

+ Product Details Size – 20"w X 50"h is the size for the duct opening measurement only

+ Product Details Size - 30"w X 28"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 20 5/8" width X 20 5/8" height

24" x 24" RETURN FILTER GRILLE for Drop Ceiling - Uses 20" x 20" Filter - Easy Access Door & Latch To Filter 12in diameter you can't go wrong with+ Product Details Size 24"w X 24"h High Quality high quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location sidewall and ceiling Design removable door face for easy filter change & cleaning uses a 1" thick filter. Our filter grille latch is easy to use on your fingers and requires no screwdriver to open. Noise free components No vibrating louvers etc. Quality Packaging carefully shrink