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GB 50019-2015 第4.1.7条 Code for design of heating, ventilation and air conditioning of industrial buildings

Indoor and outdoor design parameters暖通空调

GB 50019-2015 第4.1.7条

| | Indoor noise level standards: The noise from the air-conditioning system in hotel guest rooms should preferably be controlled at 35–40 dB(A); in areas such as meeting rooms and restaurants, it should preferably be controlled at 40–45 dB(A); in public areas such as the lobby, it should preferably be controlled at 45–50 dB(A). |

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