England and Wales: 1950-1966
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 44% of fixed outlets
Pitched, no insulation (assumed)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Full secondary glazing
secondary glazing
Manual charge control
rental
Solid brick, with external insulation
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, insulated at rafters
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Fully triple glazed
triple glazing
Time and temperature zone control