England and Wales: 1976-1982
marketed sale
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Flat, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Some double glazing
double glazing installed before 2002
Programmer, no room thermostat
marketed sale
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Flat, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Some double glazing
double glazing installed before 2002
Programmer, no room thermostat