12" x 24" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 11.75 X 23.75] 3-Pack w28h28 + Product Details Size – 4 X 12 Is CRFG2028 Width_14in

+ Product Details Size – 10"w X 24"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 20 5/8" width X 18 5/8" height

Smooth powder-coated white finish for a sleek look and scratch resistance

+ Product Details Size – 10" x 22" or 22" x 10" is the size for the duct opening measurement only

75" width X 31

12" x 24" Pleated MERV 8 Filter for HVAC Return Filter Grille [Actual Dimensions: 11.75 X 23.75] 3 Pack w28h28 + Product Details Size – 4 X 12 Is CRFG2028 Width_14in + Product Details Size – 10"w X 24"h is the size for the duct opening measurement only actual front end outer dimensions are approximately 20 5 8" width X 18 5 8" height