Dave Plowman (News) wrote:

Now that's the comparison I'd like to see. The total running costs of a
cast iron block against three combis over the same period.

Not like for like. Compare it to a non combi condensing boiler.

That's fine and will be my choice, but it's not what most people are
sold and the combis are sold on the grounds of savings and I'd like to
see an honest comparison.