England and Wales: before 1900
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
To unheated space, 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)
Room heaters, electric
Mostly double glazing
double glazing installed during or after 2002
Programmer and appliance thermostats
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Mostly double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs