England and Wales: before 1900
none of the above
Granite or whinstone, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Appliance thermostats
none of the above
Granite or whinstone, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, LPG
Electric immersion, standard tariff
LPG (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs