This butterfly valve has a wafer type connection and is mounted between two flanges. Body made of stainless steel which makes it suitable for a more aggressive surrounding environments. Standard lining is EPDM rubber and the valve has an ISO 5211 flange for direct mounting of actuators. It has a stem bushing of PTFE between the body and shaft to ensure that the valve is easily operated over time. Face to face according to DIN EN 558-1 series 20 (K1). The valve is controlled by a pneumatic actuator with positioner 4-20 mA.