Posted on August 11, 2019August 13, 2019 by Pulse AssentISO 4427-1:2019 Plastics piping systems for water supply and for drainage and sewerage under pressure. Polyethylene (PE) General Link: ISO 4427-1:2019 Plastics piping systems for water supply and for drainage and sewerage under pressure. Polyethylene (PE) General Source: BSI Standards Related Posts:New reforms to renewable energy scheme to boost…New plans to boost cyber resilience of UK’s critical…Government sets out plans to clean up the UK’s…Chancellor calls for strengthened supply chain and…G7 Finance Ministers agree to work together to…