Repair of gravity ventilation ducts in office room no. 08 and the central heating boiler room in the administrative and social building at the "dębe" plant [zde]
Construction of the Sanitary Sewerage Network Together with Sections of the Network and Reconstruction of the Gas Connection in Berenta Street in the Wesoła District of the Capital City of Warsaw
Repair of Aluminum Sulphate Storage Tank No. 2 Located on the Premises of the “Filters” of the Central Plant at 81 Koszykowa Street in Warsaw, Ochota District.