England and Wales: 1983-1990
not sale or rental
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 90% of fixed outlets
Pitched, 350 mm loft insulation
Boiler and radiators, LPG
Electric immersion, off-peak, plus solar
LPG (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass