Hi,
I have an old farmhouse in the North of England (10m x 7m) with attached barn (10m X 7m) for which I need to replace my corroded oil fired Myson Vitesse 60/80 boiler (approx 12 years old) 23kw.
The CH is plumbed on 22mm with no HW requirement (this is fed from a separate Aga which...