Prevents system water from freezing Enhanced limescale and corrosion protection Protects all system metals against corrosion Ensures optimum boiler efficiency Prevents boiler noise Prevents pin-holing Helps prevent the formation of hydrogen gas Manufacturer Stock Code:X500L-4X5L-GB EAN Code:5016402052757 Sub-Category:Chemicals Brand:Sentinel Range:X500 System:Water Category:Water Treatment NCB:Yes Type:Inhibitor