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…Chancellor calls for strengthened supply chain and…New laws to introduce digital labelling for…UK and Canada sign agreement to boost green tech…Businesses to be given UK product marking flexibility