England and Wales: 1930-1949
non marketed sale
Cavity wall, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 60% of fixed outlets
Pitched, no insulation (assumed)
Room heaters, mains gas
Electric instantaneous at point of use
mains gas (not community)
Partial double glazing
double glazing installed before 2002
Appliance thermostats
non marketed sale
Cavity wall, filled cavity
(other premises below)
Low energy lighting in 60% of fixed outlets
Pitched, 50 mm loft insulation
Room heaters, mains gas
Electric instantaneous at point of use
mains gas (not community)
Partial double glazing
double glazing installed before 2002
Appliance thermostats