12x20x2 Furnace Air Filters MERV 8 Pleated Plus Carbon 3 Pack Drying Racks Factory calibrated: all meters are

Factory calibrated: all meters are calibrated with a 342 ppm NaCl solution

which you can change on the fly – add or delete devices to match the equipment in your grow house in minutes

Ships on Tuesdays only

2x 304 Stainless Steel cleaning baskets

12x20x2 Furnace Air Filters MERV 8 Pleated Plus Carbon 3 Pack Drying Racks Factory calibrated: all meters areNordic Pure 12x20x2 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer. This results in less flow restriction and 33% more surface area for cleaner smelling air. It will help eliminate unwanted odors as well as trap most airborne dust and particulate matter for fresh, clean air. Odorous gases and vapors (VOC) are attracted to and held by the activated carbon material