Ключевые слова:
Gullies, Waste-water drainage, Drainage, Water supply and waste systems (building, Buildings, Loading, Mechanical testing, Dimensions, Seals, Pressure testing, Traps (drainage), Position, Thermal-cycling tests, Odours, Leak tests, Watertightness tests, Sheet flooring, Membranes, Strength of materials, Flow rates, Flow measurement, Siphons