What combination of technologies to install?

We’re planning a move into a fairly standard 1950s, 4-bedroom semi-detached house, and thinking about how we might improve its energy efficiency straight away. It currently has double glazing (recent)… We’re planning a move into a fairly standard 1950s, 4-bedroom semi-detached house, and thinking about how we might improve its energy efficiency straight away. It currently has double glazing (recent)…Read MoreGreenBuildingAdvisor