England and Wales: before 1900
marketed sale
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in 7% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Room heaters, mains gas
Partial double glazing
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
marketed sale
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in 48% of fixed outlets
Pitched, insulated at rafters
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
Programmer, room thermostat and TRVs