12x30x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 6 Pack beneficial microbes voted High Times Magazine product

voted High Times Magazine product of the year for three years running

magnesium (needed for photosynthesis) and fortified with sea kelp

No concerns about chemical vapors

algae and fungus gnats)

Encourages fragrant high-quality flowers

12x30x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 6 Pack beneficial microbes voted High Times Magazine productNordic Pure 12x30x1 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