A typical electric shower is like a more sophisticated version of a mixer shower. You can also explore our digital showers, one outlet shower valves, two outlet shower valves, three-outlet shower valves, exposed shower valves, bar shower valves categories to buy a product as per your choice. We sell the best quality products at affordable prices all over the UK. An electric shower is fed by the mains cold water supply and relies on the pressure in that system to produce a satisfying shower experience. Electric showers take water from your cold water supply and heat it, bypassing the water over a built-in heating element.