GD-4865-C-8N - Butterfly Valve - Ductile Iron, Fire Protection, Normally Closed, UL Listed, Grooved Style

The NIBCO® ductile iron butterfly valve is designed for high-performance in automatic sprinkler systems, providing bubble-tight shutoff with its EPDM encapsulated ductile iron disc. These valves are ideal for fire protection applications, such as fire pump test bypass lines, where they remain in a normally closed position. The internal splined stem/disc drive design eliminates the need for pins or bolts, reducing leak paths and turbulence. Backed by a 5-year, 125% limited warranty, NIBCO® butterfly valves offer a reliable, versatile, and cost-effective solution for commercial, mechanical, and fire protection systems.