
The RISAN® system enables you to 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 most cost-effective alternative to expensive and time-consuming new installation - safe, clean, fast, it is simple as that!
Pipe rehabilitation from the inside is a cost-effective alternative to expensive and time-consuming new installation. The water pipes are not replaced at great expense, but instead are being cleaned from the inside and permanently protected with a special coating.
With no torn up walls and floors, no disruption to normal building operations. No construction site, no dirt and debris, no noise.
Dr. Rohr AG specializes in the non-destructive rehabilitation of drinking water pipes in buildings according to the latest state of the art.
Dr. Rohr's remediation method is suitable for any type of property; from single-family homes to apartment complexes to hospitals, hotels, schools, nursing homes and other public or commercial facilities.
In decades of experience, the process of internal pipe rehabilitation has been constantly developed and optimized to ensure maximum safety for your drinking water and installations.
RISAN®based in Starnberg, Germany, specializes in the non-destructive rehabilitation of drinking water pipes in buildings using state-of-the-art technology. The RISAN®system is distributed and applied throughout Europe and is suitable for any type of property; from single-family homes to apartment complexes, hospitals, hotels, schools, retirement homes and other public or commercial facilities.
With decades of experience, the process of pipe interior rehabilitation has been continuously developed and optimized to ensure maximum safety for your drinking water and installations. The coating materials for pipe rehabilitation from the inside were developed by RISAN® adapted to the current laws of drinking water hygiene. The RISAN®system thus also guarantees long-term resistance at continuous operating temperatures above 65°C with a new value guarantee of 10 years! Due to the extremely short curing time of only 8 hours, the RISAN®-system does not impose any significant restrictions on your everyday living and working life. Without construction site and dirt, the nusty drinking water pipes of your property are renewed from the inside in the shortest possible time, a cost saving of up to 50 % compared to a conventional total replacement of the water pipes. The RISAN® Coating material (German Quality) meets the strict requirements for drinking water in the cold and hot water sector. (Status certifications 2020)
Contact us today for advice on today's clean solution for yesterday's old drinking water pipes!
Rust and limescale attack pipes until they burst. A complete new installation of the pipe network is complex and expensive, with the pipe interior rehabilitation of Dr. Rohr AG, old water pipes can be effectively rehabilitated from the inside.
The renovation with our system takes place without any construction site! Walls and floors remain intact, because the pipes are not replaced, but cleaned from the inside and then sealed with a special coating.