20x22x1 Pleated MERV 12 Plus Carbon AC Furnace Filters 2 Pack LED Lighting Available in sizes

Available in sizes

Display Type / Counting Range - LED / 1-9999

Fill solution for double junction pH & ORP electrodes

Five bright green LED lights won't interrupt plants' natural cycle and the cap's white brim contrast stitching helps you stand out during the daytime

growers can either pick one of the existing Niwa grow recipes or create one themselves

20x22x1 Pleated MERV 12 Plus Carbon AC Furnace Filters 2 Pack LED Lighting Available in sizesNordic Pure 20x22x1 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