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    ADD: Chengnan Developing
    TEL: 0575-88322482 88321669
    Fax: 0575-88323469
    Mobile: 13357597179
      13355753802
    Mail: sxtjgu@163.com


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    The advantages of spiral duct

    Nine Advantages:
    1) product support good, high standardization;
    2) closed strong;
    3) The ventilation loss is small;
    4) to facilitate factory testing;
    5) Anti-balanced external pressure (negative pressure) program;
    6) material Province;
    7) The installation cost is low;
    8) Install the overall layout of appearance;
    9) routine maintenance easy to clean.

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    ADD: Chengnan Developing Zone, Shaoxing, Zhejian TEL: 0575-88322482  FAX: 0575-88323469
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