Filtrete 16 In. x 24 In. x 1 In. 1000/1085 MPR Allergen Defense Furnace Filter, MERV 11 - Kenyon Noble Lumber & Hardware
Filtrete™ Pollen Furnace AC Air Filter 600 MPR, 1 pk / 10x20x1 in - Ralphs
Filtrete 10x20x1 Air Filter, MPR 1200 MERV 11, Allergen Plus Odor Reduction, 1 Filter - Walmart.com
Filtrete 10-in W x 20-in L x 1-in MERV 12 1500 MPR Allergen, Bacteria and Virus Electrostatic Pleated Air Filter in the Air Filters department at Lowes.com
Filtrete 10x20x1 Air Filter MPR 300 MERV 5 Clean Living Basic Dust, 6 Pack | eBay