20x25x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack Tents & Tarps The world's first available growing

The world's first available growing system that uses natural electricity to enhance plant growth

• Boosts resistance to external stresses

Listed diameter is measured from the inside of the bottom of the saucer

which will help to ward off recurring issues season on season

-Tare function gives the ability to weight multiple ingredients together

20x25x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack Tents & Tarps The world's first available growingNordic Pure 20x25x2 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