England and Wales: before 1900
marketed sale
Timber frame, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 17% of fixed outlets
Pitched, 100 mm loft insulation
Room heaters, wood logs
Electric immersion, standard tariff
wood logs
Room heaters, electric
Partial secondary glazing
secondary glazing
No thermostatic control of room temperature
marketed sale
Timber frame, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Partial secondary glazing
secondary glazing
Programmer, room thermostat and TRVs