Filterbuy 10x18x4 13 Pleated Furnace Air Filters (6-Pack)

10x18x4 air filters for your furnace, air conditioner, heat pump, or system Actual size (exact dimensions): 10 x 18 x 4 inches (6-Pack) 13 electrostatic media ( 1900, 10) protects against 98% 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