本帖最后由 移民电工 于 2010-12-21 22:15 编辑 5 m) ?0 M* l; W9 | p) W( }
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This 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!" M* o3 n( ~. v- @1 w7 N
5 Y9 P% ]9 O4 T! `0 a# M; OThese kinds of device need be cleaning and maintaining before winter season.