Most heat pump owners are familiar with the term coefficient of performance (COP). Graham Hendra explains the difference between COP and seasonal coefficient of performance (SCOP).
There is a lot of confusion about heat pump sizing, especially in relation to existing gas or oil boilers. Graham Hendra explains whether heat pumps should be sized on the
It’s difficult to understand how a heat pump can have an efficiency of over 100%. Graham Hendra explains how heat pumps are able to achieve these efficiencies.