England and Wales: 1950-1966
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 93% of fixed outlets
Pitched, no insulation (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and at least two room thermostats
marketed sale
Cavity wall, filled cavity and internal insulation
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Ground source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing, unknown install date
Time and temperature zone control