Gas-fired heating and hot water combi-boilers; ICS: 91.140; HS: 84031010
National Standard of the P.R.C., Gas-Fired Heating and Hot Water Combi-Boilers (100 page(s), in Chinese)
This standard specifies the terms and definitions, classifications and models, material, structure and safety requirements, performance requirements, test methods, inspection rules, marks and instructions, packaging, transportation and storage of gas-fired heating and hot water combi-boilers.