Fluidyne Pad Type Level Gaugesor Welding Pad Level Gauges or Window Type View Glass is assembled with a reflex type of flat glass with inner surfaces of reflecting prisms or totally transparent glass and are suitable for welding on to tanks and pressure vessels and consists of Welding Pad, Glass, Gaskets, Cover, Studs and Nuts. These gauges are used for services where clear observation is required for contents of tank or vessel and for level indication. Various sizes are available and they can also be manufactured as per specifications or drawings of customer.