All wetted rubber parts shall be manufactured from silicone or chloramine resistant EPDM rubber.
All wetted rubber parts shall be manufactured from silicone or chloramine resistant EPDM rubber.
所有湿橡胶部件应该采用硅酮或抗氯胺三元乙丙橡胶（EPDM）制造。
All wetted rubber parts shall be manufactured from silicone or chloramine resistant EPDM rubber.
所有湿橡胶部件应该采用硅酮或抗氯胺三元乙丙橡胶（EPDM）制造。