RDA ENERFIT
CASE STUDY
IN BRIEF House type: Deep retrofit to 211 m2 1960s detached house Method: External insulation, air source heat pump, PV array Location: London Standard: Enerphit certified Heating cost: £43 / month* * Estimated space heating cost – ignoring contribution from PV array – based on Ofgem’s energy price guarantee for October 2022. See In detail panel for more information.
£43 per month
48 | passivehouseplus.co.uk | issue 44