"Martin Angove" wrote in message
...
snip

I wasn't going to add any more to this thread, but I'm intrigued
how you
can be such a radial fan when it doesn't (in real life) solve any
problems.


Other than placing the responsibility for appliance 'final
protection' in the hands of the user (who might have little grasp of
the whys and wherefores) rather than those who do.