England and Wales: before 1900
marketed sale
Timber frame, with additional insulation
Solid, no insulation (assumed)
Low energy lighting in 60% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Single glazed
not defined
Programmer, TRVs and bypass
RHI application
Timber frame, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 15% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, oil
Electric immersion, off-peak
oil (not community)
Room heaters, electric
Single glazed
not defined
Programmer, TRVs and bypass