The store, which was inaugurated in 2005, covers 7,000 square meters and has 167 parking lots.
Dedeman opened its 37th store in March, in central city of Sibiu, following an investment of nearly EUR13 million, and plans to reach 40 stores in 2014.
Dedeman, the biggest local DIY and interior decorating retailer, is owned by Dragos and Adrian Paval and has over 6,770 employees.
Dedeman had a turnover of EUR540 million in 2012.