England and Wales: 1967-1975
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 75 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, anthracite
Single glazed
not defined
Manual charge control
rental (private)
Cavity wall, filled cavity
Suspended, insulated
Low energy lighting in 87% of fixed outlets
Pitched, 400 mm loft insulation
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control