Furnace Filter Cover?

Furnace Filter Cover? furnace filter slot cover Return Grill covering for furnace filter If you don't have an existing filter, measure the filter slot or frame in your furnace furnace filter slot cover The issue is an open furnace filter slot In other words, the slot has no cover and you can see the spine of the filter A quick look at

furnace filter slot cover The vast majority of furnace installations are completed with shop-made return boots that incorporate a slot into which the furnace filter is

lato lato slot The furnace filter slot is located between the return air duct and your In that case, you would likely opt for a MERV 8 filter or higher Before AllergyZone - FilterLock Filter Slot Seal – Seal Cover for Any 1” Furnace Filter, Up To 25” Long Protect Your HVAC System: FilterLock is a patented