Clearex Schweiz AG provides mobile on-site treatment and dewatering of sludges from separator and retention systems using specialised vehicles with a chemical-physical process that yields water compliant with Swiss discharge rules. The company offers suction and disposal, flushing and recovery, maintenance and inspection of oil and grease separators, CCTV and sewer rehabilitation, leak testing and reporting for clients such as restaurants, industry, service stations, workshops and municipalities.