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Clean the P-Trap

Beginner

Part of project

How to Unclog a Double Kitchen Sink · Step 3 of 5

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In this video

If plunging fails, check the P-trap under the sink. Place a bucket underneath to catch water and gunk. If the trap has a plug or can be unscrewed, remove it. Use a plumber's snake to poke into the open pipe and clear out any debris. Once clear, securely reassemble the trap. Be extremely cautious if you have previously used chemical drain cleaners.

Goal: Manually remove clog from P-trap

  • If you've poured any chemicals down the pipe, don't open the trap unless your eyes and hands are protected.

Used in this video

  • Bucket (Tool Type: Hand tools, Material: Plastic, Bucket Capacity: Medium)Catching water and debris when opening the P-trap.
  • Plumber's snake (Tool Type: Plumbing Tools, Power Source: Manual, Material: Metal, Cable Length/Size: Short (<25 ft))Clearing debris from the P-trap and pipes.
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FAQs

Do I need to buy all the specialized tools, especially the drum auger, to unclog my double kitchen sink?

Not necessarily for every clog. Start with simpler tools like the HDX Sink and Drain Plunger. If that doesn't work, cleaning the P-trap requires basic pliers and a bucket. The Plumber's Choice 25 ft. Drum Auger is only needed for deeper, more stubborn clogs further down the drain line.

What are the most critical safety precautions I should take, especially since my double sink has a garbage disposal?

The absolute most critical step is to always disconnect power to the garbage disposal at the circuit breaker before performing any work near or inside the drain, even if you're working on the non-disposal side. Additionally, wear Heavy Duty Latex Gloves to protect your hands from grime and potential drain cleaner residue if any was previously used.

How long should a beginner expect this project to take, and is it genuinely a 'beginner' difficulty project?

For a simple clog cleared with a plunger, it might take 15-30 minutes. If you need to clean the P-trap, allocate 1-2 hours for setup, cleaning, and reassembly. Snaking a deeper clog can extend the project to 2-3 hours for a beginner. It's beginner-friendly in terms of steps, but patience and attention to detail are key.

When I try to plunge one side of my double sink, water just backs up into the other basin. How can I fix this?

This is a very common issue with double sinks due to shared drainage. To create effective suction with the plunger, you must completely seal off the drain opening of the non-clogged sink. Use a Universal Sink Stopper or have a helper firmly press a wet rag over the opening while you plunge the affected side.

Clean the P-Trap — How to Unclog a Double Kitchen Sink (Step 3, Video 3) | Stesso