Posted by Andrew on March 24, 2010 at 05:47 [220.236.222.23]
In Reply to: Re: Question Time! posted by Pants on March 21, 2010 at 05:15
Water from your roof goes to storm water, everything else goes to sewer.
All connections to the sewer have 'U' traps (U shaped pipe with water in it, like in the bottom of the toilet of under your sink) to prevent sewer oders from escaping. The air/smell can't get past the water seal.
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