32" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 34 5/8" X 20 5/8"] fixed bar unrestricted airflow with a precise

unrestricted airflow with a precise 50° angled design

Just run your finger along the edge of the top plate and you will find a smooth finished surface

Actual Filter Size – 29 3/4"w x 11 3/4" x 1"

order a 14x20 grille

+ Product Details Size - 8"w X 26"h is the size for the duct opening measurement only

32" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 34 5/8" X 20 5/8"] fixed bar unrestricted airflow with a precise+ Product Details Size 32"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 34 5 8" width X 20 5 8" height Actual Filter Size 31 3 4"w x 17 3 4" x 1" 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.