Delta Marinised Z-Series Variable In-Line Foam Inductors are designed for continuous use with sea water in harsh, saline-rich off-shore environments providing effective resistance to corrosion and long-term durability.Suitable for use with all foam types including fluorine-free foams.Fully variable and calibrated to pick up the foam concentrate between 1% & 6% the Marinised Z-Series Foam Inductors range is manufactured with corrosion resistant Gunmetal body and outlet tube with a stainless steel nozzle and filter. Designed for use in conjunction with Delta Low and Medium Expansion S-Series Foam Branchpipes (or equivalent types) the Marinised Z-Series is very simple to use, fully portable and suited to a wide range of Industrial & Marine sectors.The Marinised Z-Series is available with a wide range of International adaptors for compatibility to existing hoselines.