Tube diffusers for aeartion tank, wastewater treatment plant Size: 65*580mm, 65*1000mm, 65*650mm Customized size are avaialble. Welcome your inq... Published on August 11, 2017 03:20 by rita duTube diffusers for aeartion tank, wastewater treatment plant Size: 65*580mm, 65*1000mm, 65*650mm Customized size are avaialble. Welcome your inquiry Email: rita@sintafrp.cn Media