Full View Sight Flow Indicators are used to observe the flow of liquids in a piping system. 360° visibility provides convenient viewing from any angle. Designed for vertical applications. Threaded and flanged connections are available in a variety of sizes to match the diameter of the pipe being used. A wide range of end plate materials are available. Units can be made with any overall length if additional visibility is required. Full View Sight Flow Indicators are used in low pressure applications. Maximum pressure allowable will vary with temperature and size.