21x21x1 MERV 14 AC Furnace Filters 6 Pack food-storage • Integrated socket & 15'

• Integrated socket & 15' lamp cord

Nature’s Brix can be used as a microbe food in compost tea production

and terpenes

Each rugged tester has a waterproof and dustproof housing for use in dirty and damp field conditions

The removable driver and 2m extension cord help lower the growing room temperature

21x21x1 MERV 14 AC Furnace Filters 6 Pack food-storage • Integrated socket & 15'Nordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.