England and Wales: 1983-1990
marketed sale
Cavity wall, filled cavity
Solid, limited insulation (assumed)
No low energy lighting
Pitched, insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 81% of fixed outlets
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
Time and temperature zone control