CustomSpecial or custom lined, hygienic, high pressure and other non standard products. View Spec SheetVista BallPTFE ball becomes clearly visible in the glass dome whilst there is flow of liquids or gasses. View Spec SheetVista SpinnerThe bright yellow spinner can be seen in the glass dome when there is flow. View Spec Sheet“T” Tube 360 DegThe Tube type allow a 360 deg visual indication of the flow and contents in pipes. View Spec Sheet