England and Wales: 1967-1975
non marketed sale
Cavity wall, as built, no insulation (assumed)
(other premises below)
Low energy lighting in all fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
non marketed sale
Cavity wall, filled cavity
(other premises below)
Low energy lighting in all fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass