England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 86% of fixed outlets
Pitched, no insulation (assumed)
Portable electric heaters assumed for most rooms
Gas multipoint
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
No thermostatic control of room temperature
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 86% of fixed outlets
Pitched, 200 mm loft insulation
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control