Flow Meter is a device used to determine the flow of water and measure the speed of water flow. This product is widely used for various industrial and commercial applications such as hotels, malls, apartments and more. The flow meter here can be used as a reference for the size of the air / water / steam needs by adjusting the valve so that the engine that requires smaller air can be adjusted accordingly and vice versa. So that there is no air / water or steam deficiency for the engine.