England and Wales: 1967-1975
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
From main system, no cylinder thermostat
dual fuel - mineral + wood
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass
not sale or rental
Cavity wall, filled cavity and internal insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Fully triple glazed
triple glazing
Programmer and at least two room thermostats