There are many different types of bath available with most of them requiring bath panels. Baths can be installed against one wall, fitted in a corner against two walls, whilst others can be freestanding away from all walls or in the centre of the room as a focal point.
Baths can be made from a variety of materials including acrylic, steel and resin. Whilst the installation methods for baths can vary, this article provides a good general overview for the fitting of a standard bath tub:
If you prefer to watch how to install a bath, this video will give you a general overview of how to fit a freestanding one in your own home.