England and Wales: 1900-1929
none of the above
Timber frame, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Some double glazing
double glazing installed during or after 2002
Programmer, TRVs and bypass
none of the above
Timber frame, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Some double glazing
double glazing installed before 2002
Programmer and room thermostat