Our new website is currently under construction. We ask for your patience. Many Thanks. Janz Nergenau roofing and Gerüstbau GmbH Selma-Lagerlöf-Str. 1 44532 Lünen Mail: info@janz-dach.de Tel. 02306 - 41019 Fax 02306 - 47774 Our office hours: Mon-Thu: 8 a.m. - 12 p.m. and 1 p.m. - 5 p.m. Fridays from 8 a.m. to 1 p.m.