Our brochures are in .pdf format and available to go through digitally, if you desire to a printed duplicate you should Never wait to receive in contact with our friendly customer care team. You will need Place - exterior to the pump and inside to get a h2o storage tank. https://purethermal.co.uk/media-news/q4-launch-lithium-large-capacity-r290-ashp-from-pure-thermal-and-enerblue/