England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, coal
From main system, no cylinder thermostat
house coal (not community)
Single glazed
not defined
TRVs and bypass
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 12 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
From main system, no cylinder thermostat
dual fuel - mineral + wood
Room heaters, dual fuel (mineral and wood)
Single glazed
not defined
TRVs and bypass