The Calientamigos is quite a clever showering system that uses minimum input and delivers maximum output. Allow me to explain, not all can afford the luxury of a warm bath. In essence they don’t have hot running water to heat and pressurize water for bathing, cooking and cleaning. To solve this problem we have here the three modular components: Bomba, a safe, portable electric water heater that heats 5 gallons of water to 110 degrees F in 15 minutes.