England and Wales: before 1900
rental (private)
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 36% of fixed outlets
Pitched, 250 mm loft insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Room heaters, wood logs
Multiple glazing throughout
not defined
Programmer and appliance thermostats
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 80% of fixed outlets
Pitched, 150 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, wood logs
Full secondary glazing
secondary glazing
Manual charge control