18x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack hawthorne When flooded the tray can

When flooded the tray can water a plant for several days during hot weather as the moisture is drawn upwards

The Model A70 can also be programmed to circulate air within a grow facility

and the XL model was just upgraded in 2019

Protection: UL Listed for Wet Locations

NemAttack Steinernema carpocapsae Beneficial Nematodes are live microscopic organisms (non-segmented round worms) that occur naturally in soil throughout the world

18x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack hawthorne When flooded the tray canNordic Pure 18x24x4 MERV 12 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