UL / FM Butterfly Valve – Wafer Style

UL / FM at 300 psi. Single piece through shaft. The Weflo UL / FM Butterfly Valve – Wafer Style has a Vulcanized Disc design that provides bubble tight shut-off every time. Low torque operation – high cycle life. Gear Operated. Includes built-in Supervisory (Tamper) Switch. Fusion Bonded Epoxy Coated Interior and Exterior to AWWA C550 Standard.

Applicable Standards
  • EN 593

    Industrial valves - Metallic butterfly valves for general purposes

  • MSS SP-67

    Butterfly Valves...

  • ANSI/UL 1091

    Standard for Butterfly Valves for Fire-Protection Service

  • FM 1112

    Indicating Valves (Butterfly or Ball Type)

  • VdS 2100-08:2011-05

    VdS Guidelines for water extinguishing systems - Shut-off valves - Requirements and test methods

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