England and Wales: 1967-1975
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Roof room(s), ceiling insulated
Boiler and radiators, mains gas
From main system, plus solar
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 71% of fixed outlets
Roof room(s), ceiling insulated
Air source heat pump, radiators, electric
From main system, plus solar
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer and at least two room thermostats