The Bray Series 22/23 butterfly valve is crafted in a variety of materials such as PTFE, Stainless Steel, UHMWPE and special alloys to fit a wide range of customer requirements. The 20/21 series are suitable for Highly Corrosive and Toxic Media applications. Bidirectional bubble-tight shut-off to 150 psi (10.3 Bar) Body (CWP): 250 psi (17.2 Bar) at 0°F to 392°F (-18°C to 200°C).