16" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 18 5/8" X 20 5/8"] 2-Way Deflection Carefully Shrink Wrapped – With

Carefully Shrink Wrapped – With cardboard backing to prevent damage in shipment

+ Product Details Size – 24" Wooden Corner Baseboard Grille

Actual Filter Size – 19 3/4"w x 9 3/4" x 1"

Powder-coat finish – Smooth

Actual Front End Outer Dimensions Are 12" Width X 6" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

16" X 18" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 18 5/8" X 20 5/8"] 2-Way Deflection Carefully Shrink Wrapped – With+ Product Details Size 16"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 18 5 8" width X 20 5 8" height Actual Filter Size 15 3 4"w x 17 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.