England and Wales: 1930-1949
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 30% of fixed outlets
Pitched, 50 mm loft insulation
Room heaters, mains gas
Gas multipoint
mains gas (not community)
Room heaters, smokeless fuel
Partial double glazing
double glazing, unknown install date
No thermostatic control of room temperature
non marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 25 mm loft insulation
No system present: electric heaters assumed
No system present: electric immersion assumed
To be used only when there is no heating/hot-water system or data is from a community network
Partial double glazing
double glazing, unknown install date