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GB 50243-2016 第10.2.3条 Code for Acceptance of Construction Quality of Ventilation and Air Conditioning Works

Anti-corrosion and insulation暖通空调

GB 50243-2016 第10.2.3条

| **** | Joints of duct insulation must be tight and flat. When using rolled material, the lap width shall not be less than 30 mm; when using board material, joints shall be staggered. |

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