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How to Replace a Mixer Cartridge



  • Turn off water at mains
  • Remove handle by removing indicator button
  • Use an allen key to unscrew the grub screw
  • Unscrew dome cover and locking nut
  • Replace cartridge
  • Re-assemble tap
  • Turn on water supply and inspect for leaks

Please refer to your local plumbing regulations before commencing any DIY plumbing

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Feature Product

Handymans Plumbing Kit

Handymans Plumbing Kit


  • Contains all the tools you need to fix those leaking taps and showers
  • Kit includes:
  • 1 x Tap spanner set
  • 1 x Mixer tap spanner set
  • 1 x Waterproof lubricant
  • 1 x Tap reseater
  • 3 x Threadseal tapes
  • 6 x Tap valves
  • Assorted O'Rings
  • Assorted washers

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