NIBCO NLK662N Butterfly Valve, Ductile Iron, Grooved, UL Listed, 12"

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 NIBCO ductile iron butterfly valve is designed specifically to meet the rigorous requirements of automatic sprinkler systems. 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. An extended neck allows for insulation up to 2 inches.

Features:

• Fire Protection Valve
• Grooved Mechanical Style
• Nylon Coated Ductile Iron Body
• Extended Neck
• Elastomer Encapsulated Disc
• Accepts Internal Supervisory Switches
• Compatible with IPS Pipe