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Remove the P-Trap — Loosen the Slip Nuts

Beginner90 mins

Part of project

How to Clean Out a Bathroom Sink P-Trap · Step 2 of 6

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In this video

Put on a pair of protective gloves. Begin loosening the two slip nut connectors on each end of the P-trap by turning them counter-clockwise by hand. If a nut is too tight to turn by hand, use a pair of slip-joint pliers for extra leverage. Once the nuts are loose, carefully wiggle the P-trap downwards to disconnect it. Allow the trapped water and debris to drain completely into the bucket below.

Goal: Disconnect the P-Trap

  • The water inside the P-trap is often dirty and smelly. Be prepared for it to spill as soon as the trap is loosened.

Used in this video

  • Pliers (Pliers_Type: Slip-Joint, Material of Tool: Metal) · optionalLoosening slip nuts that are too tight to turn by hand.
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FAQs

What essential safety gear should I use when cleaning a bathroom sink P-trap?

Always wear safety gloves and eye protection to shield yourself from dirty water, potential splashes of grime, and any old cleaning agents that might still be present. This project can be messy, so protecting your hands and eyes is crucial for hygiene and safety.

How long does this P-trap cleaning project typically take for a beginner, and what's the approximate cost?

This project is rated for beginners and typically takes about 90 minutes. The cost is minimal if you already own basic tools like pliers and a bucket; you might only need to purchase new slip nuts and washers if the old ones are worn, which are inexpensive.

Do I need specialized plumbing tools for this, or can I use basic household items?

While basic items like a bucket and towels are essential, you will need specific tools such as Channellock Tongue and Groove Pliers to loosen the slip nuts effectively. A flexible bottle brush is also highly recommended for thoroughly cleaning out debris inside the P-trap.

What are common mistakes to avoid during reassembly to prevent leaks after cleaning the P-trap?

The most common mistakes are misaligning the flanged washers or overtightening/undertightening the slip nuts. Ensure the washers are correctly seated, hand-tighten the slip nuts first, then use pliers for a final snug turn without stripping the threads. Always run water and test for leaks immediately afterward.

Remove the P-Trap — How to Clean Out a Bathroom Sink P-Trap (Step 2, Video 1) | Stesso