At the Sleeping Beauty fountain in Hofgeismar, water runs through a stainless steel mesh in a 4 m high steel door and then into the 7.23 x 1.5 m long basin made from dark basalt and Indian Black granite.
When it comes to fountain systems, Gert Fraunberger is your man. He will be able to give a quick answer to virtually any questions you might have on the subject of water and stone. The best idea is to get in touch with him right away.