A louver vent hood designed to protect fans from and prevent entry of dust
It is a scale built inside a CD jewel case
Makes 25 Gallons of Solution
5 Billion 30 Acres Next Day
Please avoid storing in direct sunlight and protect from freezing
20x23x1 MERV 14 AC Furnace Filters 6 Pack Power & Lamp Cords A louver vent hood designedNordic 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.