England and Wales: 1900-1929
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Mostly double glazing
double glazing, unknown install date
Programmer, TRVs and bypass
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 30% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Partial double glazing
double glazing installed before 2002
Programmer, TRVs and bypass