England and Wales: 1930-1949
assessment for green deal
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 62% of fixed outlets
Pitched, 100 mm loft insulation
No system present: electric heaters assumed
From main system
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed before 2002
assessment for green deal
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 63% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs