Wellington County OPP responded to a theft report on Tuesday Morning, At a construction Site located on Side Road 2, just south of Mount Forest. It is believed that 4 tons of sheet metal roofing material was stolen from the site between Sunday and Monday. The roofing material is being valued around $10,000. Forensic Identification Services have attended the scene and are analyzing the crime scene for evidence. Anyone with any information regarding this incident is asked to contact the Wellington County OPP.