District Heating Pipes. Bonded Single Pipe Systems for Directly Buried Hot Water Networks. Factory Made Steel Valve Assembly for Steel Service Pipes, Polyurethane Thermal Insulation and a Casing of Polyethylene

This standard BS EN 488:2019 District heating pipes. Bonded single pipe systems for directly buried hot water networks.

Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene is classified in these ICS categories:

23.060.01 Valves in general

BS EN 488 specifies requirements and test methods for factory made thermally insulated bonded valve assemblies for hot water networks in accordance with EN 13941?1,

comprising a steel valve, rigid polyurethane foam thermal insulation and a casing of polyethylene.

The valve assembly could also include the following additional elements: measuring wires, spacers and diffusion barriers.

*** Before conducting BS EN 488 , it is important to read the entire specification. Standards can be obtained from appropriate standard authorities.