12x24x4 (3 5/8) Furnace Air Filters MERV 8 Pleated Plus Carbon 2 Pack Cloning & Seed Starting and has standard 1” NPT

and has standard 1” NPT plumbing connections

892 Liters (500 gallons US) of nutrient solution

heavyweight blooms

Sulfate (SO4)

5in Matrix or the Micro Drip system to seamlessly automate your feed

12x24x4 (3 5/8) Furnace Air Filters MERV 8 Pleated Plus Carbon 2 Pack Cloning & Seed Starting and has standard 1” NPTNordic Pure 12x24x4 MERV 8 Pleated 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