England and Wales: 1950-1966
Stock condition survey
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 88% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, LPG
From main system
bottled LPG
Room heaters, electric
Single glazed
not defined
Programmer, room thermostat and TRVs
Stock condition survey
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control