England and Wales: before 1900
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 51% of fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Room heaters, wood logs
Mostly double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs
not sale or rental
Average thermal transmittance 0.25 W/m-¦K
Average thermal transmittance 0.12 W/m-¦K
Low energy lighting in all fixed outlets
Average thermal transmittance 0.16 W/m-¦K
Ground source heat pump, underfloor, electric
From main system
Electricity: electricity, unspecified tariff
Room heaters, wood logs
High performance glazing
Time and temperature zone control