Feltonmix Limited is a New Zealand-based company that uses innovative engineering to create a whole line of shower fixtures that are designed to perform well in an environment of unequal water pressures. The company offers a range of shower mixers including Aria SmartFlow shower mixers, Metro shower mixers, Volo Venturi shower mixers, Volo Flexidisc shower mixers and High Tech Marathon shower mixers among others. Aria SmartFlow shower mixers can handle diverse water pressure situations and offers safety and comfort in a single compact unit. These shower mixers are designed to automatically adjust to the set shower temperature preventing cold shocks and hot scalds. These shower mixers can be installed into existing shower systems and fittings. Volo Venturi shower mixers contain two interchangeable rotors to maintain temperature in fluctuating water pressure situations. Volo Flexidisc Shower Mixers come with a 40mm cartridge, anti-scald ring and water-saving flow limiter. These shower mixers are provided with a lifetime drip-free replacement warranty for the cartridge. Volo Flexidisc shower mixers are offered in 118mm and 190mm diameter round faceplates with male inlets and outlets.