England and Wales: 1976-1982
marketed sale
Cavity wall, as built, no insulation (assumed)
To unheated space, no insulation (assumed)
No low energy lighting
Pitched, no insulation (assumed)
No system present: electric heaters assumed
No system present: electric immersion assumed
To be used only when there is no heating/hot-water system or data is from a community network
Single glazed
not defined
rental
Cavity wall, filled cavity
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
High performance glazing
double, known data
Time and temperature zone control