10x25x1 MERV 13 AC Furnace Filters 6 Pack led Clay surfaces absorb large amounts

Clay surfaces absorb large amounts of plant nutrients without any appreciable change in the osmotic concentration of the growing medium or fluctuation of pH

has a 12" fan blade diameter

Stonington is today Maine’s largest commercial fishing port and once home to an important granite quarrying industry

Assures 100% of bacteria and viruses are sterilized

waxed cardboard

10x25x1 MERV 13 AC Furnace Filters 6 Pack led Clay surfaces absorb large amountsNordic Pure MERV 13 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200