England and Wales: 2003-2006
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 68% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Mostly secondary glazing
secondary glazing
Programmer, room thermostat and TRVs
marketed sale
Solid brick, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in 80% of fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass