England and Wales: 1967-1975
assessment for green deal
Cavity wall, filled cavity
Solid, no insulation (assumed)
No low energy lighting
Pitched, no insulation
No system present: electric heaters assumed
No system present: electric immersion assumed
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed during or after 2002
RHI application
Cavity wall, with external insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, insulated at rafters
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and at least two room thermostats