You need to repaire PVC Piping sometimes.If you can do it yourself, you save your money.

This video will show you how to do it.watch this and learn how to repaire PVC Piping so that you can do it when it happen 

Here are some other video about this subject 

How to Glue PVC Pipe

How To Repair 1/2" PVC Pipe Riser Break

ViewDo: How to Join PVC Piping