15
votes
5answers
12k views

Why does the shower get cold when I flush, and how can I prevent it?

When the shower is running and someone flushes a toilet, why does the shower get cold (or sometimes hot) in some houses, but not others? More importantly, would fixing that require replacing the ...
7
votes
4answers
2k views

Can vermin come in through your toilet or shower drain and, if so, what can you do about it?

First, I'm not sure that this is what's happening but I suspect this is the problem. On occasion my wife and I find cockroaches in our house. This isn't very frequent (I'll find one once every few ...