8x20x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 2 Pack grow-light-reflectors 11 year diode life operating

11 year diode life operating 12 hours per day

perfect for 4x4ft veg footprint

Replace if soiled or spores are present on the filter after harvest

Intended for use with mushroom cultivation supplies such as Pacific Substrates Goonie Grains

8x20x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 2 Pack grow-light-reflectors 11 year diode life operatingNordic Pure 8x20x1 MERV 12 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