36" X 30" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged- [Outer Dimensions: 38 5/8" X 32 5/8"] Brown + Product Details Size – SV2414 HP Product Details Perfect Fit 12" Round Duct Pipe

+ Product Details Size – 10" x 30" or 30" x 10" is the size for the duct opening measurement only

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+ Product Details Size - 30"w X 36"h is the size for the duct opening measurement only

High Quality –High quality solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges

actual front end outer dimensions are approximately 38 5/8" width X 14 5/8" height -

36" X 30" Steel Return Air Filter Grille for 1" Filter Fixed Hinged [Outer Dimensions: 38 5 8" X 32 5 8"] Brown + Product Details Size – SV2414 HP Product Details Perfect Fit 12" Round Duct Pipe + Product Details Size – 10" x 30" or 30" x 10" is the size for the duct opening measurement only display === 'none') { dd