England and Wales: 1976-1982
none of the above
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 14% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, electric
Electric immersion, off-peak
electricity (not community)
Room heaters, coal
Some double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 89% of fixed outlets
Pitched, limited insulation (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Single glazed
not defined
Programmer and room thermostat