3" or 4" toilet dwv - is one better than the other.
Posted by ben on February 14, 19101 at 10:39:53:
We're renovating our bathroom and installing a new half bath. In the new half bath we plan to use the 3 gallon toilet from our old bathroom. My question is it better to install a new 4" branch drain or should we go with a 3 inch? Is there any benefit to installing a 4 inch?

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