20x24x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 2 Pack veg nutrients Its high porosity makes it

Its high porosity makes it a good aggregate in potting and germination mixes

far-red energy compared to sunlight

Tailored spectrum produces desirable crop traits

Lightweight yet strong powder-coated aluminum hardware

20x24x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 2 Pack veg nutrients Its high porosity makes itNordic Pure 20x24x1 MERV 8 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