England and Wales: 1983-1990
marketed sale
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 25 mm loft insulation
Electric storage heaters
Gas multipoint
electricity (not community)
Room heaters, mains gas
Fully double glazed
double glazing, unknown install date
Manual charge control
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 250 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