30" X 28" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 32 5/8" X 30 5/8"] Insulated Line Set + Product Description Enhance your

+ Product Description Enhance your ventilation system with our high-quality grilles and registers

reducing electric bills and extending HVAC machine lifespan

Plain Ends - Gives you the freedom to cut and flare at your own project needs

+ Product Details Size - 24"w X 22"h is the size for the duct opening measurement only

actual front end outer dimensions are 15

30" X 28" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 32 5/8" X 30 5/8"] Insulated Line Set + Product Description Enhance your+ Product Details Size 30"w X 28"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 32 5 8" width X 30 5 8" height Actual Filter Size 29 3 4"w x 27 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.