Filterbuy 18x24x1 MERV 11 Pleated HVAC AC Furnace Air Filters (12-Pack)

18x24x1 air filters for your furnace, air conditioner, heat pump, or HVAC system Actual size (exact dimensions): 17.38 x 23.38 x 0.75 inches (12-Pack) MERV 11 electrostatic media (MPR 1200, FPR 7) protects against 95% of particles Pleated design traps more airborne particles and lasts 3x longer than fiberglass All industrial-grade components are made in the USA and designed to be recycled