Fire Protection Resilient Seat Butterfly Valve Wafer Type 
Butterfly Valve with 2 sets of tamper switches is installed with one supervisory switch and one auxiliary switch suitable for outdoor and indoor use. Switches are installed with current monitor, Input Rating: 10A 250 VAC. Conduit and electrical connections to tamper switch must be in accordance with NFPA 13, 71, and 72.

Certification: UL/FM
Model: BF25 Series
Design Standard: ISO 5752
Size: 2-1/2"-12"
Rating: 300 PSI
Body: Ductile Iron
Body Coating: Epoxy Resin Fusion Bonded
Shaft: Stainless Steel 410
Disc: EPDM Coated Ductile Iron
Housing: Cast Iron
Bolt, Nut, Plug Washer, Pin: Galvanized Carbon Steel Surface Passivization
Connection: Wafer Type