RE: RE: Antifreeze

> >This system is far from perfect and will always require near daily 
> topping
> >up, especially in hot weather, or enthusiastic blatting. 
> 
> Eh? It shouldn't, you know. The system's pressurised (or should 
> be) - it's only the overflow / reserve tank that's open to 
> atmosphere. The pressure cap vents 'spare' fluid into the tank, 
> and vacuum pulls it back in as the coolant cools & shrinks (as long 
> as there are absolutely no air leaks anywhere and the bottom of 
> the pipe stays covered). 
> Genuinely atmospheric systems died off absolutely ages ago. 
> Thirties? Forties? Fifties at the latest, at a wild guess.

Appologies I stand corrected!

Greg
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