England and Wales: before 1900
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and underfloor heating, electric
Electric instantaneous at point of use
electricity (not community)
Partial double glazing
double glazing, unknown install date
Programmer and at least two room thermostats
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 100 mm loft insulation
Electric storage heaters
Oil range cooker, no cylinder thermostat
electricity (not community)
Room heaters, oil
Some double glazing
double glazing, unknown install date
Manual charge control