England and Wales: 1930-1949
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 27% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Some double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 73% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Mostly double glazing
double glazing installed during or after 2002
Programmer, room thermostat and TRVs