Upstairs Downstairs...

A new bathroom constitutes significant work and changes to your house. Of course it does. What we didn't realize, or account for was that shifting the position of a bath is likely to cause shifts throughout your house in some way,  particularly when the bathroom is on the first floor as in our house.

Cracks appearing in the ceiling below the bathroom.

This simply means that more work will be necessary following completion of the bathroom. We were already expecting to have to get the bathroom finished by a painter & decorator. We also had other work required around the house. So this is a minor issue. However, I could see plaster falling off ceilings in older houses, or where more radical changes have been carried out.

Implications for the planning process, if you're thinking about taking the plunge...