Model No.: DN100, 4inch
Component: top pipe connector, top valve pipe, main valve, bottom valve pipe etc.
Function: Anti overflow valve is installed in vertical pipe of underground storage tank(UST), when unload oil, if the oil level inside the oil tank reaches to 90%, the main valve shut off, unloading become slower sharply, you can stop unloading oil. When oil level reaches to 95%, the secondary valve shut off, oil can not go through, to avoid accident or overfill. When stop unloading, the oil in pipe can go through hole in main valve to tank lastly.
Remote anti overflow valve is installed in DN100(inner diameter >Φ104) vertical pipe.
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Product Categories : Gas Station Accessories
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