36" X 20" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 38 5/8" X 22 5/8"] Copper Coil + Product Details Size –

+ Product Details Size – 8" x 30" or 30" x 8" is the size for the duct opening measurement only

+ Product Details Size - 4"w X 18"h is the size for the duct opening measurement only

85" width X 9

+ Product Details Size – 8" x 24" or 24" x 8" is the size for the duct opening measurement only

+ Product Details Size – 14" X 4" is the size for the duct opening (floor/vent hole) measurement only

36" X 20" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 38 5/8" X 22 5/8"] Copper Coil + Product Details Size –+ Product Details Size 36"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 38 5 8" width X 22 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