16x24x4 (3 5/8) Pleated MERV 13 Air Filters 6 Pack dis Boric Acid

Boric Acid

Your plants will thank you for it

8′ Ground Power Cord

apply every 7–14 days or after significant rainfall

The 633 can be used in any existing T5

16x24x4 (3 5/8) Pleated MERV 13 Air Filters 6 Pack dis Boric AcidNordic Pure 16x24x4 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