16x30x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack co2 and particulates throughout the entire

and particulates throughout the entire airstream — not just at a filter surface — making it far more effective than passive filtration alone

The granules expand when hydrated

By flushing your crops with when a gardener feels it is needed

The 80 micron filter bag ensures maximum airflow for extended periods while the balanced aluminum impeller keeps noise to a minimum

Easy to apply and it holds up after watering

16x30x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack co2 and particulates throughout the entireNordic Pure 16x30x1 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