​DYKA is a leading manufacturer of plastic pipelines. These are mainly used in residential and utility buildings and in land, road and water construction. DYKA has existed for over 50 years and currently has sites in several European countries: The Netherlands, Belgium, France, the Czech Republic, Poland, Slovenia and Romania.DYKA piping systems can be used for:Inner drainage systemsVentilation duct system Drainage systemsRainwater  systemsSystems for filtration and infiltration of rainwaterWater pipeline transport systemsGas transportationElectrical installations