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NRD: Non-Return Damper

Non-Return Damper (止回閥) 是一種用於風管系統中的閥門，用於防止空氣沿著預定的氣流方向流動。

 

Standard Construction

  • 常規厚度為150MM 或 200MM
  • 根據不同尺寸配備合適的法蘭邊框

  • DW/144標準

 

#止回閥 #NRD

BASE SIZE

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