• Requires no electricity - flame ignition and geyser function are battery operated • Touch button temperature control • 84% energy efficiency • Gas efficient- reduces gas consumption according to flow demand • Compatible with mixer taps • Start up and geyser function operate on low water pressure • Ventilation is required indoors • Anti-freeze function • Natural or LP gas compatible • Flame failure safety device With multiple outlets running simultaneously your water temperature will always remain hot and constant regardless of the water demand.