Brunsvigia Josephinia
David Pilling (Mon, 31 Aug 2015 04:29:50 PDT)

Hi,

On 31/08/2015 12:14, From HK wrote:

Old domestic plumbing features a hot water storage tank (aka cistern,
aka cylinder) - often located in an "airing cupboard" where clothes are
dried. A place that is constantly warm and hotter than anywhere else in
the house.

For more detail of the engineering see:

http://aphc.co.uk/UNDERSTANDING%20HOT%20WATER%20SY…

--
David Pilling
http://www.davidpilling.com/