England and Wales: 1996-2002
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 96% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and underfloor heating, mains gas, Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Programmer and room thermostat
marketed sale
Cavity wall, as built, insulated (assumed)
Suspended, limited insulation (assumed)
Low energy lighting in 96% of fixed outlets
Pitched, insulated (assumed)
Boiler and underfloor heating, mains gas, Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Programmer and room thermostat