A superior material in terms of strength and ability to withstand high temperature and pressure in hot and cold water supply lines makes it a highly sought after material for the 21st century. Spind Prezfit® Joint Fittings are designed and manufactured to compliant with British Standards BS 5114: 1975 and ISO 22391-3 and compatible with High Density Polyethylene (HDPE) pipes manufactured to MS 1058, (PE 80).