England and Wales: 1991-1995
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
No low energy lighting
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
No low energy lighting
Pitched, 300 mm loft insulation
No system present: electric heaters assumed
Electric instantaneous at point of use
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed before 2002