"alexbartman" wrote in message
...

I thought this was a DIY forum - and should therefore give people
practical advice to questions that are perplexing them

And one is get the right taps for the system. B&Q and Screw are not the
only people who sell taps. Contact the makers they will always help.
Blindly buying something because you like the look or it is cheap can lead
to problem - and invariably they do.