England and Wales: 1950-1966
rental (social)
Cavity wall, with external insulation
(another dwelling below)
Low energy lighting in 83% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Mostly double glazing
double glazing installed during or after 2002
TRVs and bypass
rental (social)
Cavity wall, with external insulation
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing installed during or after 2002
Room thermostat only