10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 12 5/8" X 12 5/8"] Adjustable Return + Product Details Size -

+ Product Details Size - 25"w X 12"h is the size for the duct opening measurement only

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Design – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc

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+ Product Details Size - 34"w X 10"h is the size for the duct opening measurement only

10" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 12 5/8" X 12 5/8"] Adjustable Return + Product Details Size -+ Product Details Size 10"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 12 5 8" width X 12 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