SIEVERT Hose burst valve with shell connection

Why use a hose failure valve?
A hose failure valve improves safety by cutting off the
gas flow in case of a hose rupture or some other
major gas leak. The use of hose failure valves is especially
recommended on long hoses. The hose connection rotate
freely on the valve housing, which reduces the risk of the
hose becoming entanglediameter Sievert hose failure valves are
supplied separately (3054) or i