Q: On my top floor the waste stack has a hub with a 1 1\\2 -inch fitting with no threads. 1 1\\2 inch PVC slides in snug and tight. Can I glue it? -Jim T. A: You can’t glue PVC pipe directly to metal ...
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How to Glue and Join PVC Plastic Pipe

Gary Wentz, an editor for Family Handyman, will show you how to glue PVC pipes to get a fast, leak-free seal. Make an ...
Joining a PVC pipe to a pipe fitting requires special primer and cement that melts the surface of the PVC before fusing the pieces together (like welding metal) to make an airtight bond. Here's a ...