England and Wales: 1930-1949
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 92% of fixed outlets
Pitched, insulated at rafters
Boiler and radiators, mains gas, Boiler and underfloor heating, mains gas
Electric immersion, standard tariff
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and at least two room thermostats