England and Wales: 1983-1990
marketed sale
Cavity wall, as built, partial insulation (assumed)
(another dwelling below)
Low energy lighting in 12% of fixed outlets
Flat, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly secondary glazing
secondary glazing
Programmer and room thermostat
rental (private)
Cavity wall, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Full secondary glazing
secondary glazing
Room thermostat only