England and Wales: 1967-1975
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 57% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Partial secondary glazing
secondary glazing
TRVs and bypass
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 86% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
not defined
Programmer, room thermostat and TRVs