20" X 30" Steel Return Air Filter Grille for 1" Filter - Removable Frame - Black - [Outer Dimensions: 22 5/8" X 32 5/8"] 18in diameter High Quality ABS Plastic -

High Quality ABS Plastic - Will Last Forever & NEVER RUST

And is classified as Class 1 Fire Proof - B1

will change the appearance of the entire room

+ Product Details Size – 24" Wooden Corner Baseboard Grille

+ Product Details Size – 24"w X 10"h is the size for the duct opening measurement only

20" X 30" Steel Return Air Filter Grille for 1" Filter - Removable Frame - Black - [Outer Dimensions: 22 5/8" X 32 5/8"] 18in diameter High Quality ABS Plastic -+ Product Details Size 20"w X 30"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 22 5 8" width X 32 5 8" height Actual Filter Size 19 3 4"w x 29 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.