England and Wales: 2007 onwards
marketed sale
Cavity wall, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in 57% of fixed outlets
Pitched, insulated (assumed)
Electric underfloor heating
Electric immersion, standard tariff
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat
marketed sale
Cavity wall, as built, insulated (assumed)
(another dwelling below)
No low energy lighting
Pitched, insulated (assumed)
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Room thermostat only