Home Q&A: Do you have plumbing advice for installing an en-suite bathroom?

What are the questions we need to ask our plumber before installing an en-suite bathroom in our master bedroom?

In the case of a new set-up, try putting the fittings against a wall facing back to another bathroom to simplify installation. 

What are the plumbing questions we need to ask before installing an en-suite bathroom in our master bedroom?

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