34" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 36 5/8" X 36 5/8"] w30h30 providing efficient performance of up

providing efficient performance of up to 300m3/h

the actual front end outer dimensions are 8" in diameter

+ Product Details Size – 32"w X 22"h is the size for the duct opening measurement only

Actual Filter Size – 11 3/4"w x 5 3/4" x 1"

Produced in accordance with ISO 9001-2008 Quality Management System

34" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 36 5/8" X 36 5/8"] w30h30 providing efficient performance of up+ Product Details Size 34"w X 34"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 36 5 8" width X 36 5 8" height Actual Filter Size 33 3 4"w x 33 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.