AllergyZone Azfl-100 Filterlock Furnace Filter Slot Seal Door Cover

If your filter slot doesn't have a cover, air, dust, and debris can be sucked into your system

Sometimes the sheet metal is formed into a slot so that the sheet metal cover that ought to go in there can be slid into place Other times

furnace filter slot cover Furnace filter slot cover that is an easy fix to HVAC air leaks Here's the link to AllergyZone

slot demo gratis terlengkap Return Grill covering for furnace filter If you don't have an existing filter, measure the filter slot or frame in your furnace