Filterbuy 21x27x5 MERV 13 Pleated HVAC AC Furnace Air Filters for Trane Perfect Fit (1-Pack)

21x27x5 air filters for your furnace, air conditioner, heat pump, or HVAC system Actual size (exact dimensions): 20.56 x 26.13 x 4.97 inches (1-Pack) MERV 13 electrostatic media (MPR 1900, FPR 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 USA and designed to be recycled Compatible Models: Trane Perfect Fit (BAYFTFR21M)