Grahams heat pump Channel

This channel was set up to provide installer and end users with useful info to help them with their heat pump systems. 
If you need more help or have questions please visit www.energydonkey.com to use our simple heat pump tools.
the channel is designed to help homeowners with questions before they buy a heat pump, people who have  heat pump at home, who want advice and how to get the best out of the system and engineers who are fixing heat pumps.