AllergyZone FilterLock - Seal Cover for 1” Furnace India

If your filter slot on your furnace is exposed, dust and dirt can bypass your filter and go directly

slot To determine where the end point of your cut will be, lower furnace air filter laying next to wood floor vent cover Sponsored

air 138 slot The FilterLOCK covers and seals the standard 1” furnace filter slots The overlapping two-piece design allows for filter slots measuring up to 25” in width

airpods case with airtag slot FR20253-2SLOT BELVENT FILTER RACK 20 X 25 W 2 SLOT 2 FILTERS F200F1625 HONEYWELL HOME MEDIA AIR CLEANER FILTER 16X25X4 MERV 13