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:Government future proofs Britain’s energy system…New reforms to renewable energy scheme to boost…Government sets out plans to clean up the UK’s…Chancellor calls for strengthened supply chain and…New plans to boost cyber security of UK's digital…