22" x 26" Pleated MERV 8 Filter for HVAC Return Filter Grille Material_Anodized Aluminum Say goodbye to pest-related worries

Say goodbye to pest-related worries as the built-in back 1/2" mesh acts as a barrier against unwanted rodents like mice

All steel wire is applied between PET surfaces to prevent corrosion (oxidization)

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The ring base allows installation without removing the thermostat

Close For Winter To Prevent The Cold

22" x 26" Pleated MERV 8 Filter for HVAC Return Filter Grille Material_Anodized Aluminum Say goodbye to pest-related worries22" 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