daimo

thnx...
唉～
我以為TUB係冇U SHAPE嘅侯添。。。。
因為事發半夜，我狂GOOGLE。。。。不過條侯好似係斜落去。。。SIGH
我放工買個鐵HANGER試吓先。
B仔 發表於 2009-8-7 11:42

if the moisture is still there then gum won't stick.  

another solution:  use a straw and masking tape as an extension of the vaccum.  it might be more efficient.

or you should call a plumber and see what they say ...