16x24x2 Pleated MERV 12 Air Filters 12 Pack Air Filter which for germinating seedlings and

which for germinating seedlings and grow plants

• Perlite -horticultural grade

Each Nordic Pure 4” MERV 7 air filter captures airborne particles as small as 3

Humboldt nutrients ProZyme is specially developed for cleansing and treating all growing mediums

Magnesium is also critical for the uptake and migration of phosphorous in plants

16x24x2 Pleated MERV 12 Air Filters 12 Pack Air Filter which for germinating seedlings andNordic Pure MERV 12 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, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different