20" X 24" Steel Return Air Filter Grille for 1" Filter - Removable Frame - * Filter Included * [Outer Dimensions: 22 5/8" X 26 5/8"] Copper Coil-Insulated Line Set Choose our premium HVAC grilles

Choose our premium HVAC grilles and registers for long-lasting durability

installation is a breeze

Actual Filter Size – 27 3/4"w x 25 3/4" x 1"

our Butterfly Damper simplifies the process of managing airflow

4" X 12" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

20" X 24" Steel Return Air Filter Grille for 1" Filter - Removable Frame - * Filter Included * [Outer Dimensions: 22 5/8" X 26 5/8"] Copper Coil-Insulated Line Set Choose our premium HVAC grilles+ Product Details Size 20"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 22 5 8" width X 26 5 8" height Actual Filter Size 19 3 4"w x 23 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.