England and Wales: 1900-1929
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Room heaters, electric
Mostly double glazing
double glazing installed before 2002
Programmer, TRVs and bypass
RHI application
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, coal
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat