England and Wales: 1950-1966
RHI application
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, wood chips
From main system
wood chips
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 64% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, wood chips
From main system
wood chips
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat