Rinnai’s S26 Solar Booster has been designed specifically for solar and uses all the technological advancements of the famous INFINITY with built in intelligence for solar boosting. It never runs out of hot water making it perfect for a multi bathroom house and its external model is built to withstand the harsh Australian conditions. It is factory set at a temperature of 70 degrees Celsius and is incredibly durable guaranteeing years of service. Rinnai design their products with the environment in mind and have been leaders in the industry for over 45 years.