18x24x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack reflective-and-greenhouse-films Add 1 TBS (15 ml)

Add 1 TBS (15 ml) per 10 gallons of soil

Reduces water use

Max Conveying Amount: 4450GPH

and Magnesium Nitrate

USB or AUX inputs

18x24x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack reflective-and-greenhouse-films Add 1 TBS (15 ml)Nordic Pure 18x24x4 Pleated Air Filters MERV 7 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, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air filters are manufactured using a heavy duty, moisture resistant beverage