England and Wales: 1991-1995
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, insulated (assumed)
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, LPG
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
RHI application
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 400+ mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, LPG
Fully double glazed
double glazing, unknown install date
Time and temperature zone control