26" X 14" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 28 5/8" X 16 5/8"] Color_Black this model ensures top-notch air

this model ensures top-notch air quality

Example: If your hole is 20" wide by 14" tall

+ Product Details Size - 4"w X 16"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 20" x 30" OR 30" x 20" duct opening (measured at the opening)

26" X 14" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 28 5/8" X 16 5/8"] Color_Black this model ensures top-notch air+ Product Details Size 26"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 28 5 8" width X 16 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