Everything good comes from within. The idea of renovating pipes from the inside matured in the mind of Werner Näf, a Swiss engineer experienced in municipal pipeline network inspection. In the 1980s he first invented the LSE System for the interior cleaning of drinking water pipes.
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Later he also developed its application as the HAT System for heating installations. The worldwide success of both methods was unstoppable. Inspections and accreditations received since then from many countries around the world are proof of the ingeniousness and practicality of the “renovate, not replace” concept. |
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Dipl. Ing. Werner Näf (Engineering Graduate), Chairman |
Anneliese Näf, Member of the Board of Directors |
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Ramon Näf, Managing Director, CEO |
Sarah Flieg-Näf, Senior Management - Administration |









