Tube diffuser application in wastewater treatment plant. Size can be: 63*500mm, 63*650mm, 63*1000mm EPDM pipe and rubber For more informat... Published on June 2, 2017 03:37 by rita duTube diffuser application in wastewater treatment plant. Size can be: 63*500mm, 63*650mm, 63*1000mm EPDM pipe and rubber For more information, pls contact: rita@sintafrp.cn Media