England and Wales: 1900-1929
none of the above
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 19% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Partial double glazing
double glazing installed before 2002
Programmer and room thermostat
none of the above
Granite or whinstone, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in 19% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Partial double glazing
double glazing installed before 2002
Programmer and room thermostat