Our brochures are in .pdf structure and available to go through digitally, if you desire to a printed copy you should don't hesitate to have in contact with our pleasant customer care crew. Heat Power from the outside air has long been absorbed and stored in the refrigerant as latent https://purethermal.co.uk/media-news/q4-launch-lithium-large-capacity-r290-ashp-from-pure-thermal-and-enerblue/