England and Wales: 1983-1990
marketed sale
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully secondary glazing
secondary glazing
Programmer, TRVs and bypass
ECO assessment
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 11% of fixed outlets
Pitched, no insulation
Room heaters, electric
No system present: electric immersion assumed
electricity (not community)
Portable electric heaters (assumed)
Partial secondary glazing
secondary glazing
Appliance thermostats