England and Wales: 1900-1929
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 68% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Mostly secondary glazing
secondary glazing
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 82% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Partial secondary glazing
secondary glazing
Programmer and room thermostat