Kletterzentrum Gaswerk on Clmb House. Venue in Industrie Gaswerk Nord, Kohlestrasse 12b, 8952 Schlieren (Zürich), Switzerland, Switzerland. Kletterzentrum Gaswerk runs three climbing halls in the Zurich region (Schlieren, Greifensee and Wädenswil), offering roped climbing and bouldering with rout...