KS ISO 22391-3:2009

Plastics piping systems for hot and cold water installations-Polyethylene of raised temperature resistance (PE-RT) Part 3: Fittings.

Specifies the characteristics of fittings for piping systems made of -polyethylene of raised temperature resistance (PE-RT), Type I, and - polyethylene of raised temperature resistance (PE-RT), Type II, intended to be used for hot and cold water i