) exceeds the temperature rating of most residential drain pipes, which are often made of PVC or ABS plastic and rated for only
Beyond the pipes, consider your own skin. When you pour a gallon of boiling water into a sink, it hits the cold metal drain cover and the standing water in the trap. This creates an immediate burst of superheated steam. boiling water down drain
When in doubt, skip the kettle and call a plumber. It’s cheaper than replacing melted pipes or a cracked toilet. ) exceeds the temperature rating of most residential
Furthermore, the thermal shock can crack old, embrittled cast iron, leading to a sewer gas leak in your crawlspace. You won’t smell it until the methane builds up. When in doubt, skip the kettle and call a plumber
Pouring boiling water down the drain is a common but risky practice that depends heavily on your home's pipe materials and the condition of your plumbing. While it can sometimes clear minor organic clogs, it can also cause to modern plumbing systems. 🛡️ Material Matters: Is Your Pipe Safe?
If no hardware → simulate savings: “This boiling water could have preheated 3L of cold water to 60°C. Learn about retrofit kits.”
Contrary to popular belief, boiling water isn't always a "grease-buster."