本帖最后由 移民电工 于 2010-12-21 22:15 编辑 6 }. o/ G7 a, X3 ?7 ]# E
* d m# d6 |2 P. y; z5 xThis 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! : l5 O- ~* X. p% s) f8 w* }1 u, X6 O3 k! H4 m9 x
These kinds of device need be cleaning and maintaining before winter season.