Cooler systemApema Equipamentos Industriais Ltda. offers the hydro cooler system, whose main advantages with 99.9 percent water economy, limits water consumption to a few hours during the year and intermittently only in extreme environmental conditions. It does not require chemical water treatment, which avoids periodic shutdown for cleaning heat exchangers and reservoirs, reducing operating costs, drastically decreases the need for maintenance of heat exchangers, provides stabilization of the physicochemical characteristics of circulating fluids. ISO 14000 standards and prevents contamination of the fluid by algae, bacteria and fungi as it maintains the system constantly.