Posted on August 11, 2019August 13, 2019 by Pulse AssentISO 4427-5:2019 Plastics piping systems for water supply, and for drainage and sewerage under pressure. Polyethylene (PE) Fitness for purpose of the system Link: ISO 4427-5:2019 Plastics piping systems for water supply, and for drainage and sewerage under pressure. Polyethylene (PE) Fitness for purpose of the system Source: BSI Standards Related Posts:New laws to introduce digital labelling for…Small businesses benefitting more than ever from…UK government sets out AI Safety Summit ambitionsJapanese firms commit record £17.7 billion…UK signs landmark economic partnership with Nigeria