ARPANEL wall and roof sandwich panels as cladding for a production building in Olkusz. The roof of the building is covered with ARPANEL D PUR panels in RAL 9006 with a thickness of 120 mm and 100 mm. The façade, in turn, was made of ARPANEL SU PIR panels with a hidden fastening system with a thickness of 60 and 80 mm in RAL 9006 and a strip in yellow RAL 1018.