England and Wales: 1950-1966
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 6% of fixed outlets
Roof room(s), ceiling insulated
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Single glazed
not defined
Programmer, room thermostat and TRVs
not sale or rental
Average thermal transmittance 0.81 W/m-¦K
Average thermal transmittance 0.39 W/m-¦K
Low energy lighting in all fixed outlets
Average thermal transmittance 0.15 W/m-¦K
Air source heat pump, underfloor, electric
From main system
Electricity: electricity, unspecified tariff
Room heaters, wood logs
High performance glazing
Time and temperature zone control