3M Filtrete 2200 MPR Premium Allergen & Home Pollutants Air Filter (Deep Blue) - 4-Pack
Filtrete 16x25x1 Air Filter, MPR 1900, MERV 13, Healthy Living Ultimate Allergen 3-Month Pleated 1-Inch Air Filters, 4 Filters - Replacement Furnace Filters - Amazon.com
Filtrete 16-in W x 16-in L x 1-in MERV 13 1900 MPR Premium Allergen, Bacteria and Virus Electrostatic Pleated Air Filter in the Air Filters department at Lowes.com