ISO 25780:2011

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Plastics piping systems for pressure and non-pressure water supply, irrigation, drainage or sewerage — Glass-reinforced thermosetting plastics (GRP) systems based on unsaturated polyester (UP) resin — Pipes with flexible joints intended to be installed using jacking techniques.

ISO 25780:2011 is an international standard concerning plastic piping systems, specifically glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP), used for water supply, irrigation, drainage, or sewerage systems, particularly pipes with flexible joints intended for jacking techniques.