28" X 10" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 30 5/8" X 12 5/8"] Fixed Blades Actual Filter Size – 27

Actual Filter Size – 27 3/4"w x 29 3/4" x 1"

Pre-flared ends with nuts are for simple and easy installation

Actual Filter Size – 13 3/4"w x 17 3/4" x 1"

85" width X 9

efficient airflow

28" X 10" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 30 5/8" X 12 5/8"] Fixed Blades Actual Filter Size – 27+ Product Details Size 28"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 30 5 8" width X 12 5 8" height Actual Filter Size 27 3 4"w x 9 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. Our