If you are in need of an extremely durable and concentric design Butterfly Valve, suitable for any application, the Stainless Steel Butterfly Valves from TTV are the answer you have been looking for. Combined with Password protected diagnostics directly available through bluetooth technology connection allow the end user technical information relating to the operations as well as current status, read parameters or functional errors. A total of 50 devices are connectable within a 20 meter distance.