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
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
marketed sale
Cavity wall, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 98% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control