本帖最后由 移民电工 于 2010-12-21 22:15 编辑 / G4 }, e0 R5 o - _, E$ g3 m* J4 ~) K1 B( v; DThis is a horizontal furnurs mount on the top of building and intake air form outsid of building, I think you can not fix it by yourself!/ S5 ^. h$ |9 b3 u _, h' k
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These kinds of device need be cleaning and maintaining before winter season.