England and Wales: before 1900
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 28% of fixed outlets
Pitched, no insulation
Boiler and radiators, liquid biofuel
From main system, no cylinder thermostat
rapeseed oil
Room heaters, coal
Full secondary glazing
secondary glazing
Programmer, room thermostat and TRVs
RHI application
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 75% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, wood logs
Partial multiple glazing
not defined
Programmer, TRVs and bypass