16" X 24" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 18 5/8" X 26 5/8"] Color_Aluminum please note that the total

please note that the total outer dimensions of the grille measure 10" in diameter

Looks like it was just waxed

875" height

5" - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE

16" X 24" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 18 5/8" X 26 5/8"] Color_Aluminum please note that the total+ Product Details Size 16"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 18 5 8" width X 26 5 8" height 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. Our filter grille latch is easy to use on