14" X 20" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 16 5/8" X 22 5/8"] Adjustable Return 3/4" - 2981 PSI

3/4" - 2981 PSI

1/2" - 3119 PSI

+ Product Details Size – 4"w X 12"h is the size for the duct opening measurement only

Carefully packaged for protection during shipment

+Product Details Size – 2"h x 12"w is the size for the duct opening measurement only

14" X 20" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 16 5/8" X 22 5/8"] Adjustable Return 3/4" - 2981 PSI+ Product Details Size 14"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 16 5 8" width X 22 5 8" height. High Quality high quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location Ceiling Design Fixed hinged for easy filter change & cleaning uses a 1" thick filter. Our filter grille latch is easy to use on your fingers and