The LSE System has established itself and will continue to win recognition. The inventor and his team are pressing ahead with research and development, putting their experience to work for the Group and its business partners in special projects.

1985
Foundation of the first independent engineering company for pipe renovation, Näf Beratungen AG, today LSE-System AG.

    

2000
The first homes are successfully renovated with the HAT System.

1987
Patent application for the LSE System for cleaning and coating of drinking water pipes, inventor: Werner Näf.

  

2006
Over 10,000 homes worldwide renovated with the HAT System.

1995
Over 200,000 homes worldwide renovated with the LSE System.

  

2010
10-year HAT-System anniversary.
In 10 years, over 10,000 kilometres of pipeline have been renovated with the HAT-System.

1998
The new HAT System technology for underfloor heating is developed.

    

 

The reliable original system from the inventor of interior pipe renovation:
Renovating, not replacing drinking water pipes