22" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Aluminum - Cube Core + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 22"w X 36"h is the size for the duct opening measurement only

+ Product Details Size - 30"w X 12"h X 2"d (for duct opening measurement only)

+ Product Description Introducing the 8" Radial Damper – Your Solution for Controlled Airflow

75" Height - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE

Actual Filter Size – 7 3/4"w x 23 3/4" x 1"

22" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Aluminum Cube Core + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 22"w X 36"h is the size for the duct opening measurement only + Product Details Size 30"w X 12"h X 2"d (for duct opening measurement only)