England and Wales: before 1900
non marketed sale
Solid brick, as built, no insulation (assumed)
Solid, 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, wood logs
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass