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dpc at ground level
When to use raft foundations 11 Frame set in wall rebate
Cost aspects of rafts 15 Brick sill concrete sill metal sill
7 other sections not shown
alternative angle architect areas asphalt battens beneath bitumen bottom brick brickwork Building Regulations butt joint cavity wall Cecil Handisyde replied ceiling considered construction cost damage damp damp-proof deck depth detail door dpc level dpc material drip edge effect ensure excavation exposed external wall fascia fillet firring fixing flashing floor dpm floor finish foundations frame ground level gutter hardcore horizontal internal jamb joint joists kerb lintel load masonry walls mastic mastic asphalt metal method mortar nailed normal occur opening outer oversite concrete parapet Philip Berry pitched roofs polythene position prevent problems projecting raft rain penetration rebate risk roof falls roof space rwps satisfactory screed sheet shown sill slab sloping soffit soil strap structure sub-sill thermal insulation thickness threshold tile hanging timber cladding underside upstand vapour vapour barrier vertical dpc wall dpc water penetration waterproof western red cedar width wind speed window workmanship