24x24x4 (3 5/8) Furnace Air Filters MERV 8 Pleated Plus Carbon 1 Pack Air Purification Growers report tighter inter-nodal spacing

Growers report tighter inter-nodal spacing and better yields on flowering plants

nor does it include bio-stimulants

Super thick 1680D fabric

200 T10 12

The silver "plus" coating attenuates the effects of large scale grows above 10

24x24x4 (3 5/8) Furnace Air Filters MERV 8 Pleated Plus Carbon 1 Pack Air Purification Growers report tighter inter-nodal spacingNordic Pure 24x24x4 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