GB 50041-2020 第4.1.5条
| **** | Oil-fired and gas-fired boiler rooms shall be located on the ground floor or in the basement level adjacent to an exterior wall, and shall not be located directly above, directly below, or adjacent to densely occupied areas. Atmospheric (negative-pressure) gas-fired boiler rooms may be located in the second basement level, provided that safe evacuation and explosion-proof requirements are met. |