Active House is a model of residential house, based on the principle of active houses with a high level of energy efficiency, comfort living and the use of solar energy. It has smart systems installations, heating and cooling ceilings, an energy roof with photovoltaic equipment and solar collectors in combination with skylights windows. The idea of eco-friendly homes is complemented by external rainwater collectors. The rainwater is used for flushing toilets, washing machines and automated irrigation of the surrounding lawns and plants. All installations are electronically managed, controlled and automated.