SUPASS Cast iron fire trench butterfly valve (turbine signal)

This robust Cast Iron Fire Trench Butterfly Valve, operated by a turbine (gearbox), is designed for reliable flow control in fire protection systems, especially where status monitoring is critical. Its ductile iron body and disc provide high strength and durability, ideal for demanding applications, including underground or confined spaces. Commonly equipped with a supervisory switch or signaling mechanism , it offers remote open/closed status indication, ensuring system safety and integrity.