On 06/05/2015 20:30, Dennis@home wrote:
On 06/05/2015 20:02, Jim GM4DHJ ... wrote:
Don't like the pressurised systems, seems to many problems highlighted
on here.


I wouldn't like having a bomb in the house even with three safety
devices........



There have been a few people killed by systems with vented header tanks.
I don't recall many being killed by pressurised tanks.


obviously the hot water tank would not be pressurised, it would not
exist in a combi condensing system. Only the rads etc.

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