Most heat pumps also can work in a cooling mode in which the chilly refrigerant is moved from the indoor coils to chill the space air. Using a heat pump indicates it is possible to sign up for a heat pump tariff! Our heat pump tariffs are meant to conserve https://purethermal.co.uk/media-news/q4-launch-lithium-large-capacity-r290-ashp-from-pure-thermal-and-enerblue/