12" X 12" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 14 5/8" X 14 5/8"] RG66 Black-HP + Product Details Size -

+ Product Details Size - 20"w X 32"h is the size for the duct opening measurement only

+ Product Details Size - 10"w X 24"h is the size for the duct opening measurement only

+ Product Details Size – 48"w X 24"h is the size for the duct opening measurement only

+ Product Details Size - 16"w X 20"h is the size for the duct opening measurement only

12" X 12" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 14 5/8" X 14 5/8"] RG66 Black-HP + Product Details Size -+ Product Details Size 12"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 14 5 8" width X 14 5 8" height. High Quality high quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location Ceiling Design Fixed hinged for easy filter change & cleaning uses a 1" thick filter. Our filter grille latch is easy to use on your fingers and