22" x 26" Pleated MERV 8 Filter for HVAC Return Filter Grille Material_Anodized Aluminum + Product Details Size -

+ Product Details Size - 18"w X 30"h X 2"d (for duct opening measurement only)

actual front end outer dimensions are approximately 18 5/8" width X 26 5/8" height -

and with a built-in back 1/2" mesh they also protect you from annoying rodents like mice

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22" x 26" Pleated MERV 8 Filter for HVAC Return Filter Grille Material_Anodized Aluminum + Product Details Size -22" x 26" Pleated MERV 8 Filter for HVAC Return Filter Grille Actual Dimensions: 21. 75" X 25. 75" A Uniquie Combination of Cotton & Synthetic Fibers Gives You The Most Filtration And The Least Air Resistance Equals Great Air & Easy Airflow For Your System The "W" Shaped Pleats Give You More Filter Surface Thereby Capturing More Dust All Our Filter Are Tested Per ASHRAE 52. 2 Standards MERV 8 And An Average Arrestance Of 90 94% Extra Strong Frame Our