8x20x1 Pleated MERV 13 Air Filters 6 Pack harvest-solution this formula is designed to

this formula is designed to achieve the highest yields and quality possible in a commercial indoor growing environment

Available in a case quantity of 12

Instead of having to wait six days between treatments

All mounting screw heads are black to match the mounting frame

Nordic Pure 24x24x4 MERV 14 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home

8x20x1 Pleated MERV 13 Air Filters 6 Pack harvest-solution this formula is designed toNordic 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