On March 3rd 2012, Our gas room heater successfully passed Rohs test and Got verification Report From SGS-CSTC Ltd. Rohs (restriction of Hazardous Substances Directive 2002 / 95 / EC, abbreviated RoHS), by the European Union in 2003 February legislation enacted a mandatory environmental standards, materials and technical standards of main specifications of electronic products to more conducive to human health and environmental protection.