On Friday, June 2, 2012, the official opening of Warsco in Genk took place, where Rietland built two reed beds.

One for the purification of the waste water from the car wash and one for buffering and delayed discharge of the rainwater on 1 ha. asphalt pavement falls around the farm.

The purified water of both systems can be reused after purification.

Warsco Units in Genk produces and rents units such as offices, school buildings and even trainsets. Fully furnished with all necessary amenities and heavily insulated according to the most modern standards.

Many ecological techniques were applied at their new site, including photovoltaic solar panels, use of geothermal energy, recovery of rainwater from the roof.