In article ,
Doctor Evil wrote:
With the extra installation costs well outweighing any savings against
a larger boiler.

No. He failed again.... sad but true....

Ok then. I don't claim to be a pro. So I'm asking you to give some real
world total costs of installing two combis against one combi of comparable
output. Since you claim to have done this on many occasions, you should be
able to delve into your accounts and give actual examples.

--
*Forget about World Peace...Visualize using your turn signal.

Dave Plowman London SW
To e-mail, change noise into sound.