Nicholas Auckland at Trade Radiators echoes this, stating, ‘Lowering the flow temperature allows the boiler to reuse heat ...

Heating costs through the roof? Here's how you could save cash on your energy bills – with one simple switch on your boiler.

A very general notion used to prevail in regard to the economy of long flues in tubular and cylinder boilers. It was held that the heat of combustion in passing through long flues or tubes gave ...