RBM's Sferika range, the result of the acquisition of the GS Gnutti Sebastiano brand, includes 5 different ranges of ball valves and 2 different types of check valves.

Ball valves

• Arno, the historic series of GS valves, all full bore and made with gland type seal. Suitable for transporting water, steam and hydrocarbons.

• Nilo, a series of RBM ball valves, all full bore and "non-explosive".

• Iro, a series of RBM ball valves, standard bore and "non-explosive".

• Rio gas , the series of GS ball valves for transporting gas, all full bore and fully compliant.

Check valves

• Everest, the historic range of GS brass check valves.

• K2, RBM check valves, also available in "mini" version for smaller spaces.

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