Outside Drain From Kitchen Sink Blocked _hot_ 〈Verified Source〉

An error is one of the most frustrating plumbing issues a homeowner can face. When wastewater from your kitchen sink backs up or overflows outside your house, it usually indicates a severe obstruction in the external gully or perimeter pipework.

There are several reasons why an outside drain from a kitchen sink may become blocked. Some common causes include: outside drain from kitchen sink blocked