England and Wales: 1991-1995
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 49% of fixed outlets
Pitched, 300+ mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Fully secondary glazing
secondary glazing
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 89% of fixed outlets
Pitched, insulated (assumed)
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Programmer and appliance thermostats