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Converting a room into an en suite

QI want to turn our dressing room into an en suite for our master bedroom but my main bathroom isn’t next door. What do I need to know before I start?

ANNABEL, NORTHUMBERLAND

Any room in a domestic house can be altered to fit a bathroom or en suite, but there are a few things to be mindful of before going ahead with the work. The layout, pipework and access to the room are all key considerations.

Hot/cold water and waste pipe connections need to be found before any work starts. Water supplies are usually straight-forward and can be connected via existing supplies from another bathroom, kitchen or boiler.

However, the waste pipes can be difficult and costly to reroute. Connecting into the current soil stack (the large waste pipe connecting to the toilet) is