Is It Safe To Pour Boiling - Water Down Shower Drain [new]

Here is the breakdown of when it is safe, and when it is a recipe for disaster.

Standard PVC is typically rated to handle temperatures up to . Boiling water sits at 100°C (212°F) . When you pour boiling water down a PVC drain: Softening: The heat can instantly soften the plastic. is it safe to pour boiling water down shower drain

But before you whistle up that kettle, you need to pause. While boiling water can dissolve certain clogs, it can also cause hundreds—sometimes thousands—of dollars in damage to your plumbing. Here is the breakdown of when it is

If you have plastic pipes and want to try the "hot water method," you don't need a rolling boil. When you pour boiling water down a PVC

If you have older cast iron or galvanized steel pipes, boiling water generally won't melt them. However, if the pipes are old, rusted, or already compromised, the sudden expansion from the extreme heat can cause cracks or cause joints to fail.