England and Wales: before 1900
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 62% of fixed outlets
Pitched, 270 mm loft insulation
Room heaters, mains gas
Gas multipoint
mains gas (not community)
Room heaters, mains gas
Partial double glazing
double glazing installed before 2002
Appliance thermostats
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs