GB 50243-2016 第7.2.5条
| | Fan coil unit installation: allowable levelness deviation ≤3‰; flexible connections shall be used for connection to supply and return water pipes; condensate drain pan shall drain freely. |
| | Fan coil unit installation: allowable levelness deviation ≤3‰; flexible connections shall be used for connection to supply and return water pipes; condensate drain pan shall drain freely. |
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