Cite
HARVARD Citation
Institution,, B. (2021) BS EN 17176-2 AMD1. Plastics piping systems for water supply and for buried and above ground drainage, sewerage and irrigation under pressure. Oriented unplasticized poly(vinyl chloride) (PVC-O).. [Online]. London : British Standards Institution. Available from: http://access.bl.uk/ark:/81055/vdc_100134861566.0x000001