Hydro Innovations Ice Box 6 in

Finally, a safe, efficient way to water-cool your entire grow room! It consists of a high-quality heat-exchanger with molded plastic housing that is designed to install over a 6 in or 8 in air-cooled reflector duct flange. Air from your indoor garden is either pushed or pulled through the reflectors with an inline fan and then passed over the Ice Box heat exchanger. Cold water is circulated through the heat exchanger, cooling the air before it exits right back into the indoor garden area. The longer the tubing the higher the pump. But don