England and Wales: 1930-1949
non marketed sale
Solid brick, as built, no insulation (assumed)
To unheated space, no insulation (assumed)
No low energy lighting
Pitched, no insulation
Boiler and radiators, mains gas
No system present: electric immersion assumed
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
No time or thermostatic control of room temperature
marketed sale
Solid brick, with external insulation
To unheated space, insulated
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs