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  1. #1
    Join Date
    Dec 2004
    Location
    Weihai,China
    Posts
    807
    Rep Power
    20

    HVAC system cleaning



    Hi sirs
    HVAC system -water pipe and air duct need cleaning after some operation time,or else the systen efficiency is affected. Which company is famous in this area? give me some clues. thanks

    regards
    LC


    I hear...I forget;I see...I remember;I do...I understand

  2. #2
    Join Date
    Oct 2007
    Location
    Qatar
    Posts
    12
    Rep Power
    0

    Re: HVAC system cleaning

    I would recommend Lifa of Finland..

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