Q: We need to replace our outdated toilet. I’m pretty sure that we can remove it, but I’m not clear about installing a new one. Also, I understand that I may need to buy a new wax ring for it. Is ...

Whether your plumbing system is copper or plastic, the parts are connected with rigid fittings that prevent leaks — except where you’d least expect it. At the base of a toilet there’s no solder or ...