England and Wales: 1950-1966
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 29% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Partial secondary glazing
secondary glazing
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 94% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control