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Unclog a Slow Bathroom Sink

Unclog a Slow Bathroom Sink

Repair summary

Bathroom sinks block with toothpaste, hair and soap. Remove the pop-up plug, fish out the hair with a drain snake, then flush with hot water and bicarb followed by vinegar.

Likely issue
Hair tangled around the pop-up plug
DIY difficulty
1/5
Estimated DIY cost
$0–$10
Estimated tradie cost
$150–$280

Tools required

  • Drain snake
  • Rubber gloves
  • Bucket

Materials required

Step-by-step instructions

  1. Lift the pop-up plug straight out or unscrew the retaining nut behind the trap.
  2. Bathroom sinks block with toothpaste, hair and soap. Remove the pop-up plug, fish out the hair with a drain snake, then flush with hot water and bicarb followed by vinegar.

Safety warnings

Wear appropriate PPE (gloves, safety glasses), isolate power or water where relevant, and stop work if anything looks unsafe or unfamiliar.

When to call a tradie

Call a licensed tradie if the work is outside the scope of this guide, involves regulated trades (electrical, gas, structural, waterproofing), or if you discover hidden damage. A professional will typically charge $150–$280.

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