10" X 32" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 12 5/8" X 34 5/8"] Ceiling while the ingenious dial-controlled damper

while the ingenious dial-controlled damper empowers you to effortlessly regulate airflow using your foot

+ Product Details Size - 26"w X 24"h is the size for the duct opening measurement only

The 1/2" white insulation

actual front end outer dimensions are approximately 22 5/8" width X 16 5/8" height

+ Product Details Size - 12"w X 14"h is the size for the duct opening measurement only

10" X 32" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 12 5/8" X 34 5/8"] Ceiling while the ingenious dial-controlled damper+ Product Details Size 10"w X 32"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 12 5 8" width X 34 5 8" height Actual Filter Size 9 3 4"w x 31 3 4" x 1" High quality High quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Location Sidewall and ceiling Design Removable door face for easy filter change & cleaning uses a 1" thick filter. Our filter