Company´s flagship TOPAS is the packed treatment plant for domestic wastewaters. This technology is protected by international patent. TOPAS technology is delivered for capacities between 5 to 400 EO in the form of compact plastic containers. It is characterized by high efficiency, low price and reliable operation with minimum requirements for servicing. Another important part of company´s production are the municipal wastewater treatment plants MONOBLOK-T and FLEXIDIBLOK.