UL Listed and FM Approved indicating-type butterfly valve designed for fire protection systems where visual confirmation of open or closed status is required. Commonly used as a system, sectional, or pump water control valve, available in both grooved end and wafer type configurations to suit a wide range of pipework arrangements.

The Model BO-G grooved end version can be fitted with a gear operator featuring two factory-installed internal SPDT switches, providing supervisory and auxiliary signalling to fire alarm control panels in accordance with NFPA 72. Valves can be installed with flow in either direction, in horizontal or vertical orientation.

Key Specs:

• Sizes: 2½” to 12″ (DN65 to DN300)
• Max Working Pressure: 300 PSI (20.7 bar)
• Body & Disc: Ductile Iron (ASTM A536) / Polyamide
• Disc Seat: Grade EPDM “E” encapsulated rubber (ASTM D-2000)
• Stem (Upper & Lower): Type 416 Stainless Steel (ASTM A582)
• Approval: UL Listed (2½” to 8″) | FM Approved (2½” to 8″) | UL Listed only from 10″ upward

Key Features: Visual open/closed indication, supervisory and auxiliary switch options, grooved end or wafer style configuration, suitable for any pipe schedule listed for fire protection use.

Must be installed and maintained in accordance with NFPA standards. Permission must be obtained from relevant authorities before closing any control valve for maintenance.