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Part F1 Surface water management, rising damp and external waterproofing Part F2 Wet areas and overflow protection Part F3 Roof and wall cladding Part F4 Sanitary and other facilities Part F5 Room heights Part F6 Light and ventilation Part F7 Sound transmission and insulation Part F8 Condensation managementSpecification 26 Waterproofing and water-resistance requirements for building elements in wet areasSpecification 27 Accessible adult change facilitiesSpecification 28 Sound insulation for building elementsSpecification 29 Impact sound – test of equivalence