England and Wales: 1950-1966
rental (social)
System built, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, smokeless fuel
Solid fuel boiler/circulator
smokeless coal
Fully double glazed
double glazing, unknown install date
TRVs and bypass
rental
System built, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 89% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, coal
Electric immersion, standard tariff
house coal (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs