>"I am also interested in Building regulation problems around the
>world, where the size of the outlet pipe is controlled"
If you mean the outlet from the WC, I think John Griggs at BRE Ltd has done
some work on this to reflect the proposed changes in UK water regulations.
I will post a paper of his to you next week.
......
Scott A.
....................
Dr. Scott Arthur ([log in to unmask]),
Post. Doc. Research Associate - Siphonic Systems,
Department of Building Engineering & Surveying,
Heriot-Watt University, Edinburgh, EH14-4AS, Scotland, UK.
Tel 0131 449 5111 x4653 or Fax 0131 451 3161
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