Outside Drain Blocked With Fat |verified| -

Here’s a feature-style guide on diagnosing, fixing, and preventing an (often called a fatberg in sewers, but on a smaller scale for household exterior drains). The Greasy Culprit: How to Tackle an Outside Drain Blocked with Fat That slow, gurgling drain outside your kitchen or laundry—or the puddle forming by the downpipe—has a likely suspect: congealed fat, oil, and grease. Unlike hair or leaves, fat doesn’t just wash away. It cools, hardens, and clings to pipe walls, trapping other debris until water can barely pass.

Otherwise, you’ve got a weekend job. Start with boiling water and dish soap—you’ll often hear the satisfying glug of a cleared drain within an hour. outside drain blocked with fat