Duo- Check II high performance check valves are the original Mission wafer check valves introduced to the market in the late 50’s. They are available in the sizes, pressure classes and configurations you need to meet the most demanding of applications. The product range includes, but is not limited to,
- Sizes: 2” to 72”
- ASME Pressure Class 125 through 2500
- API 6A and 6D pressure classes
- DIN, JIS, BS, AS, and ISO standards are also available
- Wafer, lug, double flanged and extended body styles
- Configurations available in retainerless style, wafer, extended body wafer and lined
- Body Materials: Cast Iron, Ductile Iron, WCB Cast Steel, 316 Stainless Steel. All alloys.
- Resilient Seat Materials: EPDM, Buna-N, Neoprene, Refrigeration-grade elastomer, Viton
- End Connections: Raised Face, Plain Face, Ring Joint, Weld-End, Hub-End.
- Download Duo-Check® II Valves Catalog for more details, valve configurations, Duo-Check® II Specials and specifications.