prEN 1796-4

Plastics piping systems for water supply with or without pressure - Glass-reinforced thermosetting plastics (GRP) based on polyester resin (UP) - Part 4: Ancillary equipment

Scope

This part of EN (155wi022) specifies ancillary equipment to be used in combination with plastics pipes made of glass-reinforced polyester resin based on polyester resin (GRP-UP) intended to be used in the field of water supply. It is applicable to ancillary equipment intended to be used for the conveyance of water below ground, outside buildings, at temperatures up to 45°C. This standard is applicable to the following types of ancillary equipment: - manholes (for non-pressure applications only); - access fittings; - flanges; - blank flanges; - valves; - surge tanks; - air vacuum valves; - washouts;