Do it by youself, $2000 will be enough. 2 m+ }1 Z$ A1 K6 J+ f c% V. c. ?% t+ k- Y5 D& Z" x3 k8 M8 M6 S" N9 I
Before snow coming, change it right away. ; \% [' Q2 U. ~6 F1 l1 Gtradesman 发表于 2009-11-16 12:30 PM
/ Z- ?5 F! m Y0 m+ ]8 x 2 k. I4 G: h* r1 `' \还是别自己干了吧, 这要是漏水可就麻烦了. 另外还需要爬高, 总觉得危险