1. Produced by the standard of DIN 8077/8078 2. Specifications: ¢ 20-63mm 3. Types: Plastic Ball Valve, pair of work takes over the plastic-Ball Valve, ball valve with brass ball, ball valve with female threaded insert, pair of work takes over the copper ball valve, ball valve with male threaded insert 4. Descriptions: 1)with good appearance, easy to fix 2)tolerant with high temperature Contact us if you need more details on Ball Valve. We are ready to answer your questions on packaging, logistics, certification or any other aspects about ppr、copper. If these products fail to match your need, please contact us and we would like to provide relevant information.