Andy Hall wrote:

If you fix the cistern to the wall using the special plastic fittings
that you can get in B&Q etc. then you won't have a problem. The cistern
will be free enough to move.

The last cistern I fitted (close coupled type) had no fixing holes at
all. The result was a bit wobbly. In the end I siliconed the cistern to
the wall. This firmed up the whole assembly no end, but still allowed a
little movement of the cistern should it be required. Nothing has broken
so far!

--
Cheers,

John.

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