England and Wales: 1967-1975
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 43% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, coal
From main system, no cylinder thermostat
house coal (not community)
Fully secondary glazing
secondary glazing
Programmer and room thermostat
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 27% of fixed outlets
Pitched, 270 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Full secondary glazing
secondary glazing
Programmer and room thermostat