There is no dpm under the screed but there is one under the concrete floor. The screed shown on the picture was only added for the purpose of the LVT and it’s this which is touching the outer brickwork.
We were in the process of replacing our LVT when we noticed this near our patio door.
Looking at it there appears to be no DPC under the door but it’s present around the rest of the building. The patio doors don’t sit on the exterior brickwork they appear to be sitting on spacers with...