Articles - Renewable Heating Hub

Running costs of air source heat pumps

MarsAug 20, 202117 March 20221

Most homeowners will take the capital investment of a heat pump and its installation as their primary source of costing a central heating system, and then figure out how much

Is a heat pump right for my house?

Graham HendraAug 6, 20216 August 20215

When I was at college I was awful at maths, and I failed my A levels twice. At fridge college I found it much easier because the teachers were able

Do air source heat pumps really need glycol?

Graham HendraJul 4, 20214 July 20214

Monobloc heat pumps are basically just a boiler (or water heater) that lives in the garden – the bit that heats the water is connected by pipes back into the

Does MCS-accreditation guarantee competent heat pump installations?

MarsJun 21, 202117 March 20221

Ever since we started writing and posting about air source heat pumps on My Home Farm, I’ve been amazed by how many comments and emails we’ve received from homeowners that

Four reasons not to cool your house using a heat pump

Graham HendraMay 5, 202124 April 20244

Air source heat pumps are clever little things. Not only can they heat your house, but did you know that they can also cool? In any refrigeration system reversing from

The importance of correctly installing an air source heat pump

SueFApr 30, 202130 April 20217

It is now five months since we purchased a high-spec new build property that is heated by a Grant Aerona 3, 10.5kW air source heat pump system, and you can

How to train your enthalpy

Derek MApr 26, 202126 April 20210

Enthalpy is a term used in thermodynamics and is a measure of the internal energy plus the pressure times of the volume of a system: H = E + PV.

Bruised coil on the heat pump. Does it matter?

Graham HendraApr 15, 202115 April 20210

Coils on air source heat pumps are delicate things. They are made from Coca-Cola can thin sheets of aluminium with copper tubes running through them. I have been lucky enough

Going Green in Suffolk

davideApr 7, 20218 April 20214

We’re almost old-timers amongst PV (photovoltaic) users, as we used to live in a zero carbon house in Kent that had a 4kW PV array, but no storage, and we

A successful DIY air source heat pump

Jon-CMar 24, 202126 March 20217

We bought our house in Suffolk in 2007, which started life as a chicken farm, so the main attraction for me was a shed bigger than the house to keep