Boiling Water Down Drain 2021 Jun 2026

The intense heat can destroy the wax seals in toilets and the plumbers' putty used in drain joints, leading to leaks beneath your floor or in your walls.

Before allowing boiling water down the drain, the system checks: boiling water down drain

Instead of using water straight off the boil ( The intense heat can destroy the wax seals

Pouring is acceptable only for minor, slow drains in metal pipes and as a periodic, preventative maintenance tactic to dissolve small amounts of grease. It should never be used on completely clogged sinks or in homes with PVC piping, as the risk of melting joints and causing leaks is simply too high. Common in areas with colder climates, ABS (Acrylonitrile

Common in areas with colder climates, ABS (Acrylonitrile Butadiene Styrene) is a rigid black plastic.

To protect your plumbing, experts from sites like Southern Living and Tom's Guide suggest these safer methods: Is it safe to pour boiling water down the drain?