On Wednesday, 30 September 2020 16:38:19 UTC+1, Mike Clarke wrote:
On 30/09/2020 14:59, John Smith wrote:

Don't install one that is overated - our house has 16 rads/hot water
cylinder but a 24kw boiler is OK.

Unless it supplies a shower and it's a combi boiler and you want a good
flow of hot water.

in which case a 24kW combi has no hope of modulating down far enough.


NT