Welcome to Dr Rohr
Are you already drinking stainless?
The solution
With the RISAN® system you save a lot of money, time and nerves by renewing the water pipes from the inside instead of replacing them at great expense. It is THE cost-effective alternative to expensive and time-consuming new installation - simple: safe, clean, fast.
Pipe rehabilitation from the inside
Today's solution for yesterday's water pipes
Pipe renovation from the inside is a cost-effective alternative to expensive and time-consuming new installations. Here, the water pipes are not replaced at great expense, but cleaned from the inside and permanently protected with a special coating.
Without torn up walls and floors, without interfering with the normal operation of the building. No construction site, no dirt and debris, no noise.
By loading the video, you accept YouTube's privacy policy.
Learn more
EN 
DE 
FR 
IT 
