16x20x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack Monitors & Timers Treats up to 40 plants

Treats up to 40 plants per stick

Pure contains a combination of highly active organic acids including humic acid

Compared to single ended lamps

Because only female genetics is involved you will produce only feminized seeds

16x20x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack Monitors & Timers Treats up to 40 plantsNordic Pure 16x20x2 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