BS EN 13476-3 2007 Edition, July 31, 2007
Plastics piping systems for non-pressure underground drainage and sewerage
- Structured-wall piping systems of unplasticized poly(vinyl chloride)
(PVC-U), polypropylene (PP) and polyethylene (PE) - Part 3: Specifications
for pipes and fittings with smooth internal and profiled external surface
and the system, Type B