What stage is your plumbing at?
Numerous items such as wall hung ware, concealed shower valves, towel warmers, freestanding baths etc may not be suitable for your setting if pipework is already fixed.
What are your bathroom and shower area measurements?
Will the items you want fit in the spaces you have? For example, Shower Door measurements must be taken after tiling.
What are your plumbing requirements?
Now that there is such a diverse range of products available, modern plumbing requirements are greatly different to the old ‘standard plumbing’. Some considerations are the layout of wastes, water feeds, water pressure requirements and size of cylinders etc.