"John Rumm" wrote in message
o.uk...
On 30/11/2017 09:55, Jim GM4DHJ ... wrote:
"John Rumm" wrote in message
o.uk...
On 30/11/2017 05:23, Jim GM4DHJ ... wrote:
"John Rumm" wrote in message
o.uk...
On 29/11/2017 19:56, Jim GM4DHJ ... wrote:
"John Rumm" wrote in message
news On 29/11/2017 19:16, Jim GM4DHJ ... wrote:

what do you prefer...high level...low level or close coupled ?
.......

cc

what with all the problems the big rubber dounut gives? ......

Never had any problems with them... add some silicone grease or
sealant
to
the faces before assembly, and then make sure the bolts that fix the
cistern to the pan are well tightened (its well worth buying the
special
tool IME).


never understood why there are so many different types of
doughnut.......pot
luck which one does the job ...

The one that comes with the set has always worked for me...


I was really thinking about replacement when it fails as it will .......

Don't know - never had one fail.

The only time they need replacing IME is when you need to separate a pan
and cistern that has already been installed for some time - then the
existing one will be shaped to fit the gap exactly and quite possibly
bonded to one or more of the surfaces.


or when they leak and they will if you separate ......