England and Wales: 1900-1929
rental (private)
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
(another dwelling above)
Community scheme
Community scheme
mains gas (community)
Partial double glazing
double glazing installed during or after 2002
Flat rate charging, TRVs
rental
Cavity wall, filled cavity
(another dwelling below)
Low energy lighting in all fixed outlets
(another dwelling above)
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and appliance thermostats