Fork out the remaining expenditures: Your invoice will exhibit the government grant currently used, consequently you'll only ever pay the rest. Switching to the heat pump is less complicated with our Heat Pump Assure — if it doesn’t conduct as promised, we’ll Supply you with your a refund. T&Cs apply. https://purethermal.co.uk/media-news/q4-launch-lithium-large-capacity-r290-ashp-from-pure-thermal-and-enerblue/