6" Butterfly Valve - Ductile Iron, Grooved, UL Listed
The NIBCO? grooved type butterfly valve is classified as a fire protection control valve that is Underwriters Laboratories listed and FM Approved for bubble-tight shutoff at 300 PSI water working pressure. Grooved ends are compatible with IPS pipe.
The EPDM encapsulated ductile iron disc provides bubble-tight shutoff at rated pressure. With the internal splined stem/disc drive design there is no need for pins or bolts that may create leak paths or turbulence in the waterway.