England and Wales: 1900-1929
unknown
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 33% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Single glazed
single glazing
Programmer, room thermostat and TRVs
rental (private)
Solid brick, with internal insulation
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, 100 mm loft insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and appliance thermostats