18x18x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack loose coco Will not stain brick

Will not stain brick

relative humidity 40-50%

20-Site Super Flow Hydroponic Grow System

aiding in the plant's ability to obtain the nutrients

Use sufficient water to ensure thorough coverage of the foliage including the underside of leaves

18x18x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack loose coco Will not stain brickNordic Pure 18x18x1 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