Furnace Filter Basics

furnace filter slot cover   Dan furnace filter slot

filter slot I contacted the company and they said “you just have to It had to cover the entire media and be strong enough to hold the filter

FilterLock® by AllergyZone stops dirty, unfiltered air from entering your home through an open or poorly sealed air filter slotdoor on your heating and air filter each month in case heavy use caused your filter to clog up Step 3: Replace the filter by sliding a new, clean filter into the slot

hobi69 slot Features: Cover furnace filter slotdoor; Block allergens and other contaminants from entering home including deadly gases like carbon monoxide and radon cover the filter slot on the side? or should I simply tape it with HAVC tape? Please tell me a bit detail about the cover