wrote:

sm_jamieson wrote:


Yep, I think the crucial thing is that it is actually a syphon, so it
continues with little head of water to maintain it. With our wash-down
pans, water added just pushes out the "stuff" like a normal u-bend,
which is why the new 6 litre things are so feeble.


Some loos in the yookay do have an element of siphonic action -
certainly if the water level in the bowl drops right down and then
recovers, then it is not simply washing-down. Totally agree on the
lack of effectiveness of nearly all low-volume units - not met one yet
which worked first-time, which seems to totally negate the point (a low

The B&Q Blanco range one I fitted is actually quiet effective in that
respect - it does clear the bowl every time on a 6L flush, but suffers a
different flaw in that the water trap position is much nearer the front
than on many pans. Thus resulting in it not being directly under the
drop zone, so skid mark city!

volume for pees can be achieved with a two-stage flush system). The
powers-that-be have British Standard turds which they claim flush away
nicely with 23ml or whatever but all I can suggest is that they must
bear no resemblance to proper jobs.

Or proper jobbies even ;-)

--
Cheers,

John.

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