Double 3-Way and 6-Way Transfer Valves | Filtration Systems | John Crane
Everything You Need to Know about 3 Way Ball Valve- NTGD valve
Series BLS - 3 way T port stainless steel ball valve - YouTube
Stainless Steel Ball Valve Type T with Three-Way Valve Female Thread 1 Inch DN25 Easy Operation Repair and Versatility (Pack of 1) : Amazon.de: DIY & Tools