... GZT-1000--cooling water 1000m3 / h2. compared with mechanical draft cooling tower, electricity can save 380 thousand degrees one year. 2. ... % -20% 3. Less maintenance costs, No fan of the tower, there is no fan, motor maintenance,4. Low noise. less ... to industrial clear, sewage recycling system. clear Water circulating cooling tower suspended solids content ≤ 50mg /1, sewage water circulating cooling ...