England and Wales: before 1900
none of the above
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 300+ mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass
none of the above
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass