England and Wales: before 1900
marketed sale
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in 79% of fixed outlets
Pitched, 0 mm loft insulation
Boiler and radiators, oil
From main system, plus solar, no cylinder thermostat
oil (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass
marketed sale
Solid brick, with external insulation
Suspended, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 350 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Fully triple glazed
triple glazing
Programmer, room thermostat and TRVs