England and Wales: 1950-1966
non marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 18% of fixed outlets
Pitched, 50 mm loft insulation
Portable electric heaters assumed for most rooms
No system present: electric immersion assumed
house coal (not community)
Room heaters, coal
Some double glazing
double glazing, unknown install date
No thermostatic control of room temperature
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass