34" X 10" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 36 5/8" X 12 5/8"] RV Mobile Home If your duct opening is

If your duct opening is 14 inches in diameter

strong aluminum construction with smooth finished edges for easy and safe use

making it a reliable choice for improving indoor air quality

+ Product Details Size – 16"w X 25"h is the size for the duct opening measurement only

Actual Filter Size – 23 3/4"w x 31 3/4" x 1"

34" X 10" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 36 5/8" X 12 5/8"] RV Mobile Home If your duct opening is+ Product Details Size 34"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 36 5 8" width X 12 5 8" height Actual Filter Size 33 3 4"w x 9 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. Our