Boiling Water Down Drain ^new^

Turn on the cold water faucet at full blast before and during the time you are pouring the hot water down the drain. This dilutes the temperature instantly, protecting your PVC pipes.

Whether boiling water harms your plumbing depends entirely on the material of your pipes. While older homes may feature metal plumbing, modern residential systems rely heavily on plastics. 1. Melting and Warping PVC Pipes boiling water down drain