England and Wales: 1983-1990
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Room thermostat only