Hi everyone,   im new to this page, I’m after some advice.. I’m having a single storey wrap around extension built to the rear of my property, we live a in a semi detached house and the side nearest to my joined neighbour we are having a gable roof. They have a glass conservatory with a solid brick wall to one side (side facing us) - 200mm from the boundary, so based on our council’s planning document the solid wall means the 45 degree rule is taken from there middle point on that cons