England and Wales: 1976-1982
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 15% of fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Partial double glazing
double glazing installed during or after 2002
Programmer and room thermostat
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 55% of fixed outlets
Flat, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass