England and Wales: before 1900
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 20% of fixed outlets
Roof room(s), ceiling insulated
Electric storage heaters
Oil range cooker, no cylinder thermostat
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Manual charge control
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, electric
Mostly double glazing
double glazing installed during or after 2002
Programmer, room thermostat and TRVs