England and Wales: 1996-2002
marketed sale
Cavity wall, as built, insulated (assumed)
(other premises below)
Low energy lighting in 22% of fixed outlets
Pitched, 200 mm loft insulation
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Room thermostat only
marketed sale
Cavity wall, as built, insulated (assumed)
(other premises below)
No low energy lighting
Pitched, 150 mm loft insulation
Electric underfloor heating
Electric immersion, standard tariff
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Room thermostat only