18x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack tents-&-tarps An added source of carbohydrates

An added source of carbohydrates is important during the flowering stage to ensure microbes can help your plants take up the nutrients they need to produce a healthy and aromatic crop

Provides balanced calcium and nitrogen ratios

light proof

such as the APCL4240

The Vortex Powerfan VTM Series is an in-line duct fan specifically designed to maximize the airflow performance with minimal noise levels in a small

18x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack tents-&-tarps An added source of carbohydratesNordic 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