Re: Random...

AJH <news@xxxxxxxxxxxxxxxxxxxx> writes

A bit like the things on boats then.

Yes.

If you've fixed it then good enough.

We shall see.

You'll have seen the savonious rotor things that use the wind to create a
centrifugal fan, they're also used on drains and can be seen at the side of
some motorways, a globe with fins.

Yes, these are available.

eg
http://www.chimneycowlproducts.co.uk/acatalog/Wind_Driven_Terminal.html

£100 quid, basically.

A long life low friction bearing is of course utterly essential.
Good thing its in a good environment free from tars and abrasive
particulates...

I'm told they don't work very well here because due to the proximity of
the downs, there is a large downdraught over the village. At least
that's why we didn't install one 20 years ago.



--
Oz
This post is worth absolutely nothing and is probably fallacious.



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