Generalaire 4521 (16x25x3") Furnace Filters 16x25 For Trane Air cleaner model

For Trane Air cleaner model BAYFTFR17M2A

Just imagine that if millions of homes and condos changed their filters 6 times a year and disposed their old filters to the land fill that is 6 times the millions and millions of homes in North America

Part# 4547 for Generalaire 16x25 MAC1400 Air Cleaners

Carbon odour removal Standard capacity Pleated Filter 20x25x1 - MERV 8

actual size 19‐3/4" x 24‐3/4" x 4‐3/8"

Generalaire 4521 (16x25x3") Furnace Filters 16x25 For Trane Air cleaner modelGeneralaire 16x25x3 furnace filter Original replacement CASE OF THREE For Mini Mac Air cleaner Actual Size: 15 5 8" x 24 3 16" x 2 15 16" GF4521; GF 4521; MGA16253; 14164