England and Wales: 1900-1929
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Pitched, no insulation (assumed)
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
Single glazed
not defined
marketed sale
Granite or whinstone, as built, no insulation (assumed)
(other premises below)
Low energy lighting in all fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing installed during or after 2002
Programmer, room thermostat and TRVs