England and Wales: 1930-1949
rental (social)
System built, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 90% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
rental (social)
Cavity wall, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs