A furnace tune-up is an overall system performance ... and that’s a big safety issue. Washable filters require far more effort than simply swapping a dirty disposable filter for a new one.

OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home air filters for your furnace, air conditioner or HVAC system DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 ...