factory supply 300 meter portable steel ruler water level gauge pool water depth level sensor steel ruler type water level sensors

the steel ruler water level gauge provides a method for measuring the water level most accurately. it is usually used to measure the water level in wells, boreholes and water level pipes. it is especially suitable for the observation of groundwater level in hydropower projects or the dam body wetting line of earth and rock dams. manual inspection. the instrument can be used during construction or as a long-term safety monitoring of the project.