u/Professional-Beat849

You have blocked this post incorrectly, yes a person should get a licensed trades person in to conduct plumbing works if they are altering pipe work etc.

As a home owner you can undertake small tasks which are repairing washers inside taps and valves or replacing the valve/ tap like for like.

This post is about a basic issue inside a toilet cistern. It has serviceable parts using washer kits or simple direct replacements. They are asking about what specific part they need.