Solar system, used for heating and storing water, comprises storage container blackened in inner region, and transparent film in container

摘要

Solar system comprises a storage container and a transparent film in the container. The container is blackened in an inner region. The film floats on the water in the container, and a transparent heat insulating layer is on the film. Preferred Features: The storage container has a mirror on an inner wall and a clamping profile holds the film inside the container. The container has ventilating channels. The heat insulating layer has vertical honeycomb-like structures. The system further contains textile strips with a TiO2 coating.