The NIBCO grooved type butterfly valve is classified as a fire protection control valve that is Underwriters Laboratories listed and Factory Mutual approved for bubble-tight shutoff at 300 PSI water working pressure. Grooved ends are compatible with IPS pipe.
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Valve pressure rating 300 psi wwp
EPDM encapsulated ductile iron disc
Designed for normally closed position monitoring
Stainless steel stem with metal bushings