England and Wales: 1976-1982
rental (social)
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 89% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
rental
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass