Filtrete 702-4 Pleated Air Filter, 20 in L, 20 in W, 8 MERV, 700 MPR, Fiberglass Frame (Pack of 4)

Filtrete Pleated Air Filter, Electrostatic, MPR Rating: 700, 8 MERV, Polypropylene Filter Media, Fiberglass Frame, 20 in Length, 20 in Width, 1 in Thickness