England and Wales: before 1900
rental
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 22% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Room heaters, coal
Mostly secondary glazing
secondary glazing
Programmer, no room thermostat
rental (private)
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 27% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Room heaters, dual fuel (mineral and wood)
Mostly secondary glazing
secondary glazing
Programmer, TRVs and bypass