The document provides details for a heating installation project located at Metohijska br.3 in Zemun, Belgrade. It includes a detailed diagram of distribution cabinets RO-PR, RO-I, RO-II for a business called "TRGOVINU I USLUGE SA D.O.O". The project was completed in December 2015 by the company "ALINVEST D.O.O." based in Belgrade.