106 / 206-PR-C is used for pressure reducing and check valve which has 10 models. It has an excellent constant flow with drip-tight closing on the return flow and an isolation valve which is standard in all sizes. This device is made of ASTM B62 bronze or ASTM B16 brass, AISI 303/316 stainless steel trim and Buna-N / EPDM diaphragm and seals. It has a main valve of 106-PG or 206-PG, has a strainer with a standard of 4 in / 100 mm and larger, and has an opening speed control. This has an easily and precisely set downstream pressure.