England and Wales: before 1900
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, no insulation (assumed)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Manual charge control
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 17% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, LPG
Solid fuel range cooker, no cylinder thermostat
bottled LPG
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass