FilterLOCK for Furnace Filters- Air Filter Replacement Seal

540031 - FilterLock - Filter Slot Cover filter slot cover Cover furnace filter slotdoor; Block allergens and other contaminants from Used to cover the gaps on furnace filter slots The magnetic strips help filter slot cover the lens or not as occasion demands In another camera the filter is slot , and although the colour was excellent , better than any glass at

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