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Roly
 
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Default Double trap syphonic loo

Our bathroom has had a double trap syphonic loo for many years and now
it's time to re-fit the bathroom.

We've always apperciated the fact that it's very quiet in operation and
that it clears waste at the first attempt every time. We often notice
that when visiting other houses, modern loos don't always succeed in
properly emtying first time, or even after a second flush.

Naturally we would prefer to replace it with a similar one, but our
local bathroom centre told me that they use too much water and are no
longer allowed in the UK.

Is this true ?

is there any way of finding out before you install it, just how
efficient a particular loo might be at clearing waste ?
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Chris Bacon
 
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Default Double trap syphonic loo

Roly wrote:
Our bathroom has had a double trap syphonic loo for many years and now
it's time to re-fit the bathroom.
[...]
Naturally we would prefer to replace it with a similar one, but our
local bathroom centre told me that they use too much water and are no
longer allowed in the UK.

Is this true ?


Well, they're still made... try a Google for manufacturers.


is there any way of finding out before you install it, just how
efficient a particular loo might be at clearing waste ?


Not thai I know of...
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Dave Liquorice
 
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Default Double trap syphonic loo

On Thu, 02 Feb 2006 12:08:41 GMT, Roly wrote:

Naturally we would prefer to replace it with a similar one, but our
local bathroom centre told me that they use too much water and are no
longer allowed in the UK.

Is this true ?


Pretty much so, the reason modern loos are crap at clearing the crap is
that they don't let enough water down. Not sure if it's also a regulation
that dual flushes are fitted. This may catch people out, you can't just
push 'n go, you need to push 'n hold to get a "full" flush. I can't see
what's wrong with "If it's yellow let it mellow, if it's brown flush it
down" certainly within your own home.

is there any way of finding out before you install it, just how
efficient a particular loo might be at clearing waste ?


I doubt it, personally I'd like to see how well a loo flushes before
buying. We have a double trap siphonic loo(*) but the back of the bowl
doesn't really get washed.

(*) A lowlevel unit in a nice retro avacado (green) color. Want it?

--
Cheers
Dave. pam is missing e-mail



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Chris Bacon
 
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Default Double trap syphonic loo

Dave Liquorice wrote:
On Thu, 02 Feb 2006 12:08:41 GMT, Roly wrote:
Naturally we would prefer to replace it with a similar one, but our
local bathroom centre told me that they use too much water and are no
longer allowed in the UK.

Is this true ?


Pretty much so,


Can you direct me to a source of useful information about
this, please?
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Default Double trap syphonic loo


Dave Liquorice wrote:
On Thu, 02 Feb 2006 12:08:41 GMT, Roly wrote:

Naturally we would prefer to replace it with a similar one, but our
local bathroom centre told me that they use too much water and are no
longer allowed in the UK.

Is this true ?


Pretty much so, the reason modern loos are crap at clearing the crap is
that they don't let enough water down. Not sure if it's also a regulation
that dual flushes are fitted. This may catch people out, you can't just
push 'n go, you need to push 'n hold to get a "full" flush. I can't see


Or push and hold for a short flush, depending on the make.

what's wrong with "If it's yellow let it mellow, if it's brown flush it down


Cos after a day it stinks when someone else goes and churns it up.

MBQ



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David Hansen
 
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Default Double trap syphonic loo

On Thu, 02 Feb 2006 14:21:56 +0000 (GMT) someone who may be "Dave
Liquorice" wrote this:-

Not sure if it's also a regulation that dual flushes are fitted.


ISTR the history of washdown pan regulations is:

1) dual flush permitted/encouraged

2) better design allows a "small" flush to clear the pan

3) dual flush not permitted, other then as a replacement

AFAIK double and single trap syphonic pans are permitted, provided
they use "modern" flush quantities.



--
David Hansen, Edinburgh
I will *always* explain revoked encryption keys, unless RIP prevents me
http://www.opsi.gov.uk/acts/acts2000/00023--e.htm#54
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Tim S
 
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Default Double trap syphonic loo

David Hansen wrote:

On Thu, 02 Feb 2006 14:21:56 +0000 (GMT) someone who may be "Dave
Liquorice" wrote this:-

Not sure if it's also a regulation that dual flushes are fitted.


ISTR the history of washdown pan regulations is:

1) dual flush permitted/encouraged

2) better design allows a "small" flush to clear the pan

3) dual flush not permitted, other then as a replacement

AFAIK double and single trap syphonic pans are permitted, provided
they use "modern" flush quantities.




It's pointless anyway - if the first flush doesn't do the job, one just
flushes again (and again) which is less efficient in terms of water use.

Being devil's advocate...

So what happens if your loo is supplied with reprocessed grey water?

Look like it's time to take a course in bronze casting and make me own
cistern, the way things are going.

Tim
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Roly
 
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Default Double trap syphonic loo

Chris Bacon wrote:

Roly wrote:
Our bathroom has had a double trap syphonic loo for many years and now
it's time to re-fit the bathroom.
[...]
Naturally we would prefer to replace it with a similar one, but our
local bathroom centre told me that they use too much water and are no
longer allowed in the UK.

Is this true ?


Well, they're still made... try a Google for manufacturers.


Obviously I did that as a first course of action, but one of the results
suggested that double trap loos were intended for non-uk installations.

I initially believed that my bathroom salesman was misleading me, but
the Google results made me wonder if he was right after all. So I hoped
that somebody here might now the definitive answer.
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external usenet poster
 
Posts: 1
Default Double trap syphonic loo

Hi Roly,
Interested to know how you got on with sourcing double trap syphonic loos all those years ago. In the same boat as you, our Twyford double trap pan (bought 1980) is cracked but just dont like modern alternatives. Such a shame that names like Twyford and Armitage Shanks dont make quality loos any more although they appear to make normal bog standard ones abroad. Many thanks

--
For full context, visit https://www.homeownershub.com/uk-diy...oo-238942-.htm

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