England and Wales: before 1900
RHI application
Sandstone or limestone, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Roof room(s), no insulation (assumed)
Boiler and radiators, oil
Oil boiler/circulator
oil (not community)
Room heaters, electric
Single glazed
not defined
Programmer, room thermostat and TRVs
RHI application
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, no insulation (assumed)
Boiler and radiators, oil
From main system
oil (not community)
Single glazed
not defined
Programmer, TRVs and bypass