Filterbuy 21x21.5x5 MERV 8 Pleated HVAC AC Furnace Air Filters for Trane Perfect Fit (4-Pack)

21x21.5x5 air filters for your furnace, air conditioner, heat pump, or HVAC system Actual size (exact dimensions): 20 x 21.09 x 4.97 inches (4-Pack) MERV 8 electrostatic media (MPR 600, FPR 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 USA and designed to be recycled Compatible Models: Trane Perfect Fit (BAYFTAH21M)