18x24x4 (3 5/8) Furnace Air Filters MERV 10 Pleated Plus Carbon 6 Pack Tents / Indoor Greenhouses which can be quite intense

which can be quite intense when growing inside

years of use can wear it down

CO2 level can be regulated with the modules by controlling the CO2 control devices

Two hand operation for extra power

The Purafil Sphinx Odor Canister is used for the basic removal of VOCs

18x24x4 (3 5/8) Furnace Air Filters MERV 10 Pleated Plus Carbon 6 Pack Tents / Indoor Greenhouses which can be quite intenseNordic Pure 18x24x4 MERV 10 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