12x24x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack Hand Tools 30+ UNITS: ADD $5

30+ UNITS: ADD $5

compatible with all Hydrofarm or Xtrasun ballasts

• Important in optimizing plant growth

High - 1000 N

Purchase this replacement sensor for your Oakton Low/High/EC High tester and keep your instrument running in the most efficient shape possible

12x24x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack Hand Tools 30+ UNITS: ADD $5Nordic Pure 12x24x4 Pleated Air Filters MERV 14 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, allergens, virus carriers, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air filters are manufactured