England and Wales: 1996-2002
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 75% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, limited insulation (assumed)
No low energy lighting
Pitched, 400 mm loft insulation
Ground source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass