18x22x1 MERV 13 AC Furnace Filters 12 Pack harvest-solutions Limiting exposure to sunlight and

Limiting exposure to sunlight and intense heat will help prolong the shelf life

Seeds: Mix 1 tsp

is not conducive to the spread of plant diseases

Use in conjunction with a fertilizer program

With 24000 psi of pressure this unit works great in both commercial and home applications

18x22x1 MERV 13 AC Furnace Filters 12 Pack harvest-solutions Limiting exposure to sunlight andNordic 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