England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 20% of fixed outlets
Pitched, 75 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Mostly double glazing
double glazing installed before 2002
Manual charge control
marketed sale
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, 75 mm loft insulation
Boiler and radiators, LPG
From main system
LPG (not community)
Mostly double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs