If you fancy doing it yourself we have some tips and advice, but remember. fitting kitchen and bedroom furniture is a specialised business, and bathroom installation requires skill and experience in several different trades.
There are so many opportunities to get it wrong these sorts of projects should not be taken on, unless you do know what you are doing.
This section is not intended to teach you how to install kitchens or bathrooms, but simply to help you understand how things work.
The links below will direct you to more details: