36" X 14" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 38 5/8" X 16 5/8"] w14h14 improves airflow

improves airflow

Operating from -40°F to +248°F

+ Product Details Size - 36"w X 20"h is the size for the duct opening measurement only

+ Product Details Size – 4"w X 10"h or 10"w X 4"h is the size for the duct opening measurement only

36" X 14" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 38 5/8" X 16 5/8"] w14h14 improves airflow+ Product Details Size 36"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 38 5 8" width X 16 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