Questions & Answers | Renewable Heating Hub

How can the efficiency of a heat pump exceed 100 percent?

MarsDec 24, 202117 March 20220

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.

What are the risks of oversizing a heat pump?

MarsDec 23, 202117 March 20220

We know that if a heat pump is undersized, this may mean that it will struggle to heat your property, but what are the risks if a heat pump is

What is the difference between an EPC certificate and a heat loss calculation?

MarsDec 22, 202123 June 20250

Discover the key differences between an EPC certificate and a heat loss calculation with expert insights from Graham Hendra. Sponsored by Auream Energy, this informative video also highlights top solar

How does a heat loss calculation help you calculate the size of a heat pump?

MarsDec 21, 202123 June 20250

Discover how to choose the perfect heat pump size for your home with expert guidance from Graham Hendra. Thanks to Auream Energy for sponsoring — explore their solar installation services

Why are heat pumps better suited to well insulated properties?

MarsDec 19, 202117 March 20220

We often hear the phrase “fabric first” – Graham Hendra reveals whether heat pumps are better suited to well insulated buildings.

Can a heat pump heat domestic water?

MarsDec 18, 202117 March 20220

A common question from homeowners looking to switch to an air source heat pump is whether the units can heat domestic hot water for showers, baths and general washing up.

Can you heat any property with an air source heat pump?

MarsDec 16, 202117 March 20220

Graham Hendra offers his insights into whether an air source heat pump can be used to heat any type of property in the UK. There are solutions where heat pumps

What is the difference between an air-to-air and an air-to-water heat pump?

MarsDec 15, 20217 July 20250

Learn about the key differences between air-to-air and air-to-water heat pumps from industry expert Graham Hendra. Sponsored by Auream Energy, this informative video is a must-watch for anyone considering solar

How does an air source heat pump work?

MarsDec 15, 202117 March 20220

Graham Hendra explains, in his unique way, how an air source heat pump works, and how every household in the UK already has a heat pump.

Myths about air source heat pumps

MarsSep 29, 202117 March 20220

Air source heat pumps (ASHPs) are a brilliant way to make the transition from fossil fuels to green heating – reducing both your carbon footprint and energy bills at the