England and Wales: 1996-2002
rental
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 80% of fixed outlets
Flat, no insulation (assumed)
Community scheme
Community scheme, plus solar
mains gas (community)
Fully double glazed
double glazing installed during or after 2002
Charging system linked to use of community heating, programmer and TRVs
marketed sale
System built, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in 50% of fixed outlets
(another dwelling above)
Boiler and radiators, electric
Community scheme
electricity (not community)
Fully triple glazed
triple glazing
Programmer, room thermostat and TRVs