SMS Hybrid Controller PRO 4A Shipping Diamond Black) liquid humic acids

Diamond Black) liquid humic acids Fully organic

and the blend of both means no disturbance to your N/K ratios throughout grow and bloom - and no residue on the surface of your tank from using phosphoric alone in hard water areas

100 lbs of DOS will treat 12

growth promoting

Metal Y piece splitter joint

SMS Hybrid Controller PRO 4A Shipping Diamond Black) liquid humic acidsMK2 Hybrid Pro Fan Speed Controller the most popular hybrid model just got an upgrade The Hybrid Controller MK2 uses a software based technology, combined with a 5 step mechanical system for speed control of the ventilation system. It is designed to maintain a constant temperature, and to keep the air flow under control at all times. The presence of a heavy duty 5 step transformer makes the Hybrid Controller MK2 the most reliable and silent controller