HON 303 MK5 is a safety shut-off valve that may be used as a protection system for gas supplies and networks

HON 305 is a safety shutoff valve of single inline orifice design, overpressure operated, with external control line connection, manual reset and pressure balancing bypass. It is completely self-acting and requires no separate power source.

​The HON 309 safety shutoff valve is the functional unit for HON 240, HON 270-3, HON 277, HON 204, HON 800 and HON 280-309 gas pressure regulators.

HON 703 is a twin safety shut-off valve (two SSV units in one common valve body) that can be direct-acting or pilot-operated according to DIN EN 14382.​​

HON 704 is a safety shut-off valve (SSV), direct-acting or pilot-operated, according to DIN EN 14382.

HON 711 – DN 200 thru 300 is a safety shut-off valve (SSV), direct-acting or pilot-operated, according to DIN EN 14382. ​​​​

HON 711 – DN 25 thru 150​ is a safety shut-off valve (SSV), direct-acting or pilot-operated, according to EN 14382. It is ideal for use at transmission stations in gas networks for power plants and industrial facilities.​​​​​​​

HON 720 direct-acting safety shut-off valve (SSV) according to DIN EN 14382. It is ideal for deployment at distribution stations as well as commercial and industrial facilities.​​​​

HON 721 is a safety shut-off valve (SSV), direct-acting or pilot-operated, according to EN 14382. It is ideal for use at offtake and distribution stations as well as power plants and industrial facilities.​​​

HON 750 is a pilot operated globe type safety shut-off valve (SSV) according to DIN EN 14382.

HON 790 is a direct-acting water safety shut-off valve (SSV) for hot water circuits of gas preheaters according to DIN EN 14382. It is ideal for protecting boilers of heating station gas pre-heaters​. ​​​

Over pressure and under pressure slam shut valve. 2'', 3'' and 4'' sizes