本帖最后由 移民电工 于 2010-12-21 22:15 编辑 4 P! P0 `5 l6 u8 r# r # e2 Q7 w; |6 w$ VThis 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!2 ^5 S$ w* p4 v& ?; r
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These kinds of device need be cleaning and maintaining before winter season.