Filterbuy 20x20x4 8 Pleated Furnace Air Filters (12-Pack)

20x20x4 air filters for your furnace, air conditioner, heat pump, or system Actual size (exact dimensions): 19.38 x 19.38 x 3.63 inches (12-Pack) 8 electrostatic media ( 600, 5) protects against 90% of particles Pleated design traps more airborne particles and lasts 3x longer than fiberglass All industrial-grade components are made in the and designed to be recycled