England and Wales: 1967-1975
none of the above
Cavity wall, filled cavity and external insulation
Solid, no insulation (assumed)
Low energy lighting in 92% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
following green deal
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 86% of fixed outlets
Roof room(s), limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs