England and Wales: 1900-1929
marketed sale
Solid brick, 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
Some double glazing
double glazing installed during or after 2002
rental
Solid brick, with internal insulation
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs