18x25x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack Reflectors & Grow Lights Be sure to lower your

Be sure to lower your nutrient levels to compensate and avoid overfeeding

This color of light typically encourages short inter-nodal spacing and bushy plants

or 1 pouch per 750-1500 gallons

Floating raft system with air stone

* Special IR blocking top

18x25x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 12 Pack Reflectors & Grow Lights Be sure to lower yourNordic Pure 18x25x1 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