FILTRETE Filtrete 16x20x1 Air Filter Review Rating: 5/5 Size: 16x20x1 For Use In: AC furnace Filtration Level: 1000 MPR MERV Rating: 11 Quantity: 2, 4, and 6-packs available Buy at Amazon FILTRETE Filtrete 16x20x1 Air Filter Review Rating: 5/5 Buy at Amazon
