LD-3510-C-8 - Butterfly Valve - Ductile Iron, Fire Protection, Normally Closed, UL Listed, Lug Style

The NIBCO® ductile iron butterfly valve is designed for the demanding needs of automatic sprinkler systems, providing bubble-tight shutoff at rated pressure. Featuring a molded-in EPDM seat liner and ductile iron disc, this valve is ideal for fire protection applications, including fire pump test bypass lines. Its internal stem/disc geometric drive eliminates the need for pins or bolts, preventing leaks and turbulence in the waterway. With an extended neck for up to 2 inches of insulation, NIBCO® butterfly valves offer a reliable, versatile solution backed by a 5-year, 125% limited warranty.