This has replaced a leaking flush valve and is a big improvement on the original. It has the advantage of being able to lift the top of the cistern without any unscrewing of the flush button, much more convenient. It was not difficult to fit.
As a beginner with a slow cooker this was just what I needed. There were plenty of useful tips at the start and the recipes all had good illustrations which were very tempting, as well as clear instructions. There was also an interesting range of recipes.