England and Wales: 1900-1929
rental (private)
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Flat, insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
rental (private)
Granite or whinstone, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Flat, insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs