Complex with living space Seestrasse Küssnacht Küssnacht AmbitGeothermal systemsSystems/productsJANOtherm vertex double U vertical heat exchanger 40 x 3.7 mmBuilderTellco Immobilien AGFinish2014ContactWould you like advice on our projects, or do you have any other questions?Contact back to overview Products JANSEN vertex special ground source heat loop