18x18x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack Hydroponics With reduced blowouts you are

With reduced blowouts you are able to track your yields more accurately

It’s a delicious 12-2-12 product containing 6% Calcium and 3% Magnesium for consistently beneficial results

This design results in a precise cut for your flowers while reducing clean up time

It targets Blue Orchard Mason Bees (Osmia lignaria) that are known as excellent pollinators

18x18x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack Hydroponics With reduced blowouts you areNordic Pure 18x18x2 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