We installed a wet room in a listed building. The joists were small and they were not level. They sloped the wrong way/ We dare not shave any of the already small joists, so we had to pack them out with strips of ply. This did the job and we then laid cement board on the joists to tile on.
Apollo Design Bathroom and Wet Room Specialists Call - 0800 0748405
Apollo Design Bathroom and Wet Room Specialists Call - 0800 0748405