DWA Industry Guide Watermanagement, Wastewater-Waste

1.1.2 Wastewater discharge

3.1.4 Pipes and mouldings for private drainage

4.1.9 Pipes and mouldings made from plastics

4.2.1 Fittings

4.2.3 Mouldings for pressure pipelines

4.2.4 Mouldings for gravity pipelines