Master the art of clearing household clogs like a professional

How to Unclog Any Drain | Ask This Old House · 9:18 · Video: This Old House · Watch at the source

In short: Plumbing expert Richard Trethewey demonstrates the essential techniques for clearing blocked drains, from kitchen sinks to toilets, ensuring you can handle common household obstructions with confidence.

In this instructional guide, Richard Trethelar shows host Kevin O’Connor the internal mechanics of various drainage systems, identifying where blockages typically form in showers, sinks, and drain lines. The video provides practical demonstrations on using mechanical devices to resolve simple clogs.

A key technique highlighted is the proper use of a plunger: Trethewey recommends creating a tight seal with the flange and focusing on the backward pull to effectively break up the obstruction.

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