The BFK series has a cast iron body, 304 S.S disc, EPDM seat and a double acting pneumatic actuator making them suited to a wide range of general water applications. These wafer butterfly valves will fit all standard flanges. Designed & manufactured in accordance with API609, inspected and tested in accordance with API598. Common applications include water trucks, irrigation and non corrosive industrial applications. Available options include; Limit Switch Box, Namur Solenoid Valve, Pneumatic Toggle, Speed Controllers, Silencers, Fittings and Tubing.