18" X 30" Steel Return Air Filter Grille for 1" Filter - Fixed Hinge - [Outer Dimensions: 20 5/8" X 32 5/8"] w25h25 display === 'none') { dd

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If your hole is 14" wide by 20" tall

Whether you're restoring an old Victorian or craftsman style home

actual front end outer dimensions are approximately 18 5/8" width X 32 5/8" height -

18" X 30" Steel Return Air Filter Grille for 1" Filter - Fixed Hinge - [Outer Dimensions: 20 5/8" X 32 5/8"] w25h25 display === 'none') { dd+ Product Details Size 18"w X 30"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 20 5 8" width X 32 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