8x20x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack reflectors and grow lights Controlling CO2 has never been

Controlling CO2 has never been easier or more affordable

with smoother action and reinforced zipper-pulls

2 micron filter for perfect air flow

For larger plots

It can also support items against a wall such as tanks and reservoirs

8x20x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack reflectors and grow lights Controlling CO2 has never beenNordic Pure 8x20x1 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