12x24x4 (3 5/8) Pleated MERV 13 Air Filters 1 Pack ventilation Create professional-quality media in your

Create professional-quality media in your grow room with the Catalyst Phone Clip Photo Filter

Reduce humidity to prevent mold growth while exhausting out odors and pollutants from your home

from our standard Electropolish (stainless steel) to Quantanium Coated

Can be applied up to and including the day of harvest - 0-day Pre-Harvest Interval (PHI)

12x24x4 (3 5/8) Pleated MERV 13 Air Filters 1 Pack ventilation Create professional-quality media in yourNordic Pure 12x24x4 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