18x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack tents-&-tarps Compatible with all Hydrofarm heat

Compatible with all Hydrofarm heat mats

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

(Mg) Magnesium

such as the APCL4240

176 x Micro Drip | 2-Way Parallel Split Micro Tube Dripper Assembly 30" x (Single Unit)

18x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack tents-&-tarps Compatible with all Hydrofarm heatNordic 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