England and Wales: before 1900
marketed sale
Timber frame, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 92% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Full secondary glazing
secondary glazing
Programmer, room thermostat and TRVs
FiT application
Timber frame, with additional insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, insulated at rafters
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Full secondary glazing
secondary glazing
Programmer, room thermostat and TRVs