12" X 30" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 14 5/8" X 32 5/8"] w8h8 while the ingenious dial-controlled damper

while the ingenious dial-controlled damper empowers you to effortlessly regulate airflow using your foot

The grille features counter-sunk screw holes that prevent paint from peeling during installation

+ Product Details Size – 6" x 12" or 12" x 6" is the size for the duct opening measurement only

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

Works for every air conditioning & refrigeration application including ductless mini-split

12" X 30" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 14 5/8" X 32 5/8"] w8h8 while the ingenious dial-controlled damper+ Product Details Size 12"w X 30"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 14 5 8" width X 32 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