Skip to main content

How to Clean a PVC P-Trap

What you need

  1. How to Clean a PVC P-Trap, How to Clean a PVC P-Trap: step 1, image 1 of 1
    • Clear out the space if the trap is located in a hard-to-reach place.

    • Turn off the water valve for the sink.

  2. How to Clean a PVC P-Trap: step 2, image 1 of 1
    • Place towels around the area.

    • Place a bucket or bowl under the P-trap.

  3. How to Clean a PVC P-Trap: step 3, image 1 of 3 How to Clean a PVC P-Trap: step 3, image 2 of 3 How to Clean a PVC P-Trap: step 3, image 3 of 3
    • Loosen the coupling nuts from the pipe above and below the drain using a wrench.

  4. How to Clean a PVC P-Trap: step 4, image 1 of 3 How to Clean a PVC P-Trap: step 4, image 2 of 3 How to Clean a PVC P-Trap: step 4, image 3 of 3
    • Loosen the nuts on the upper and lower pipe and disconnect the the P-trap.

    • Remove the U shape from the piping, and dump any water into bowl.

    • Pull the PVC pipe that is connected to the wall out horizontally.

    • Pull the PVC pipe closest to the drain in a downward motion.

  5. How to Clean a PVC P-Trap: step 5, image 1 of 3 How to Clean a PVC P-Trap: step 5, image 2 of 3 How to Clean a PVC P-Trap: step 5, image 3 of 3
    • Empty any water into a bucket.

    • Clear out the interior of the PVC pipe using a bottle brush or wire, spinning and moving the brush through the pipe.

    • Remove any soap scum.

    • This may appear black and sludge-like.

  6. How to Clean a PVC P-Trap: step 6, image 1 of 3 How to Clean a PVC P-Trap: step 6, image 2 of 3 How to Clean a PVC P-Trap: step 6, image 3 of 3
    • Using a different water source, run the hot water through the P-trap parts.

    • Check that the P-Trap parts are clear.

  7. How to Clean a PVC P-Trap: step 7, image 1 of 3 How to Clean a PVC P-Trap: step 7, image 2 of 3 How to Clean a PVC P-Trap: step 7, image 3 of 3
    • Reassemble the trap, but leave the horizontal pipe disconnected.

    • Insert the short pipe into the the U shape and loosely tighten the nut.

  8. How to Clean a PVC P-Trap: step 8, image 1 of 3 How to Clean a PVC P-Trap: step 8, image 2 of 3 How to Clean a PVC P-Trap: step 8, image 3 of 3
    • Insert the horizontal pipe back into the water output in the wall. Begin to tighten the nut closest to the wall.

  9. How to Clean a PVC P-Trap: step 9, image 1 of 3 How to Clean a PVC P-Trap: step 9, image 2 of 3 How to Clean a PVC P-Trap: step 9, image 3 of 3
    • Insert the top of the P-trap back onto drain pipe.

    • Align the pipes so the pipes are touching.

    • Once aligned, secure all the nuts tightly.

  10. How to Clean a PVC P-Trap: step 10, image 1 of 2 How to Clean a PVC P-Trap: step 10, image 2 of 2
    • Turn the water valve back on to check the P-Trap for leaks.

    • Run hot water for 30 seconds or more, and use your hand to feel for any leaking.

    • If you do, identify which section is leaking and tighten the nut.

    • If it continues to leak, you may need to use threading tape, which is shown in the next step.

  11. How to Clean a PVC P-Trap: step 11, image 1 of 3 How to Clean a PVC P-Trap: step 11, image 2 of 3 How to Clean a PVC P-Trap: step 11, image 3 of 3
    • Take the P -trap off after locating the leak.

    • Use the threading tape on the PVC pipe to help the nuts tighten. Simply wrap the threading tape around the threading on the pipe where the leak was found.

    • Put the PVC P-trap back on and tighten the nuts.

    • Turn the water back on as you check for leaks.

    • wrap the tape in a clockwise direction around the pipe threads.

  12. How to Clean a PVC P-Trap: step 13, image 1 of 1
    • Put the P trap back into place.

    • Give the P-trap one more look to ensure all the nuts are tightened.

    • Double check alignment and you are finished.

Conclusion

To reassemble your device, follow these instructions in reverse order.

One other person completed this guide.

0 Comments

Add Comment

View Statistics:

Past 24 Hours: 4

Past 7 Days: 7

Past 30 Days: 42

All Time: 1,578