England and Wales: 1900-1929
rental (private)
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 20% of fixed outlets
Flat, limited insulation (assumed)
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Portable electric heaters (assumed)
Partial double glazing
double glazing installed before 2002
Appliance thermostats
rental
Timber frame, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, 250 mm loft insulation
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Mostly double glazing
double glazing installed before 2002
Programmer and appliance thermostats