England and Wales: 1950-1966
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 70% of fixed outlets
Pitched, 25 mm loft insulation
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
TRVs and bypass
non marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
No low energy lighting
Pitched, 12 mm loft insulation
Electric storage heaters
Gas multipoint
electricity (not community)
Room heaters, mains gas
Mostly double glazing
double glazing, unknown install date
Manual charge control