Most heat pumps could also operate within a cooling manner in which the chilly refrigerant is moved with the indoor coils to cool the space air. The placement on the out of doors device may well have an affect on its performance. Out of doors models really should be shielded https://purethermal.co.uk/media-news/q4-launch-lithium-large-capacity-r290-ashp-from-pure-thermal-and-enerblue/