England and Wales: 1930-1949
none of the above
Solid brick, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Pitched, no insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing installed before 2002
TRVs and bypass
none of the above
Solid brick, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Pitched, 300+ mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing installed before 2002
TRVs and bypass