England and Wales: 1950-1966
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 71% of fixed outlets
Pitched, insulated at rafters
Air source heat pump, radiators, electric
From main system
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Room thermostat only