12x22x1 Exact MERV 7 Plus Carbon AC Furnace Filters 12 Pack Tubing 01 calibration buffer that is

01 calibration buffer that is NIST traceable and supplied with a Certificate of Analysis

IP-65 Pressure-Washable

no rinse required

The L-amino acids and Yucca act as a surfactant

Uniform plant growth wall to wall Geometry

12x22x1 Exact MERV 7 Plus Carbon AC Furnace Filters 12 Pack Tubing 01 calibration buffer that isNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.