20" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 22 5/8" X 28 5/8"] RV Mobile Home you have 16 different varieties

you have 16 different varieties to choose from

Tough reinforced metallized polyester jacket - tear and puncture resistant

we have assisted countless contractors

+ Product Spec Sheet

+ Product Details Size - 16"w X 25"h is the size for the duct opening measurement only

20" X 26" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 22 5/8" X 28 5/8"] RV Mobile Home you have 16 different varieties+ Product Details Size 20"w X 26"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 22 5 8" width X 28 5 8" height Actual Filter Size 19 3 4"w x 25 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.