18x24x4 (3 5/8) Pleated MERV 13 Air Filters 2 Pack spl_hrg 0% Water Soluble Magnesium

0% Water Soluble Magnesium

• Completely non-toxic—will not react under light and heat

Spray all plant parts (leaves

providing the ability to double or triple your canopy square footage within your existing structures footprint

Grow abundant fruits and vegetables

18x24x4 (3 5/8) Pleated MERV 13 Air Filters 2 Pack spl_hrg 0% Water Soluble MagnesiumNordic Pure 18x24x4 Pleated Air Filters MERV 13 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, smoke particles, smog, virus carriers, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air filters are manufactured using a