Tips for Keeping Your Air Conditioner Filter Clean
Your return vent (the vent that houses the filter) is usually located close to the thermostat
. If your thermostat is on a staircase, the return vent is usually on the slanted ceiling above the stairs. Otherwise, the vent is usually located close to the floor under the thermostat or close to or on the ceiling above the thermostat. If you cannot find your return vent or just need help changing your filter, call your AC contractor.
Tips for Keeping Your Air Conditioner Filter Clean