ARC CMH Lighting System (No Lamp) spl_fluence pH between 5

pH between 5

Norwegian kelp improves nutrient uptake and increases yields

but none have

Easily produces 60 gallons of clear water per hour filtered down to 5 microns

Insect Frass is not 100% soluble

ARC CMH Lighting System (No Lamp) spl_fluence pH between 5The ARC CMH 315W system is a complete, low profile 315W ceramic metal halide lighting system designed for commercial growers needs. It features massive thermal heat distribution fins on the ballast compartment to allow the internal electronic components to operate at optimal temperature range, ensuring long ballast life. The replaceable reflector was specifically designed to distribute the CMH lamps PPF (Photosynthetic Photon Flux) in a rectangular,