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Drainage & Piped Services Standard Specification
Version 2014-1

Connections: Compression and Threaded.
Execution: Installation of valves generally.

Connections for accessories
Compression for plastics pipes: To BS EN 1254-3.

Execution

Installation of valves generally
Installation: In accordance with BS 6683.
Position: Submit proposals.
Isolation and regulation valves: Provide at equipment and on sub-circuits.
Access: Locate valves so they can be readily operated and maintained. Locate next to equipment which is
to be isolated.
Connection to pipework: Fit with joints that suit the pipe material.

System Completion

Demonstrations
Running of plant:
Operation: Run, maintain and supervise the installations under normal working conditions.
Duration: One week.
Instruction: Instruct and demonstrate the purpose, function and operation of the installations.
Ω End of system

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