England and Wales: 1900-1929
marketed sale
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 43% of fixed outlets
Pitched, 100 mm loft insulation
Electric storage heaters
Gas multipoint
electricity (not community)
Room heaters, electric
Mostly double glazing
double glazing installed during or after 2002
Manual charge control
marketed sale
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing installed during or after 2002
Programmer, room thermostat and TRVs