Ostrovská teplárenská company supplies heat to more than 6,000 apartments and other public or private entities. As part of the modernization the heating plant is replacing three current lignite steam boilers with an output of 84.8 MWt with more environmentally friendly hot water boilers. After the reconstruction is completed, boilers burning biomass, brown coal and natural gas will be part of the energy mix of the heating plant. We participated in the implementation of this project by supplying of pipes, piping parts and valves.