I have a monobloc tap but its footprint is too small for the hole in
the sink i,e, it is able to slip into tyhe hole in some positions. I
have tried loads of sealant to try to stop it moving around but to no
avail, everytime I tighten the locknut up it eventually moves on the
sink. There is no large washer under it just an o ring which is the
same size as the hole in the sink.
I called the supplier, bathstore, and their technical said it is a
common problem with these taps so any ideas or is it just try another