BSI - BS 4660
Specification for Unplasticized PVC Underground Drain Pipe and Fittings
|Publication Date:||15 October 1973|
|ICS Code (Drainage systems):||91.140.80|
|ICS Code (External sewage systems):||93.030|
|ICS Code (Plastics pipes and fittings for non fluid use):||83.140.30|
Nominal sizes of 110 mm and 160 mm. Materials, material colour, dimensions, marking, sampling and tests on pipe, fittings and assemblies. Notes for guidance on storage, handling and installation.