The message . uk
from Ed Sirett contains these words:

Allow 10 litres per rad + say 10 litres for a modern boiler.

A 12 litre standard expansion vessel will do 10 rads.

Eh? 10 litres per rad and 10 for the boiler is 110 litres, for a 10 rad
system, surely?

--
Skipweasel
Pay no attention to that man behind the curtain.