16" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 18 5/8" X 12 5/8"] Copper Coil + Product Details Size –

+ Product Details Size – 18"w X 8"h is the size for the duct opening measurement only

Experience the difference in quality with our sleek design and hassle-free functionality

then you'll need a 14-inch round vent

actual front end outer dimensions are approximately 38 5/8" width X 18 5/8" height -

1/2" White insulation will give you a good R value of 3

16" X 10" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 18 5/8" X 12 5/8"] Copper Coil + Product Details Size –+ Product Details Size 16"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 18 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