England and Wales: before 1900
marketed sale
Cavity wall, as built, insulated (assumed)
Suspended, insulated (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, insulated (assumed)
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control
RHI application
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, LPG
From main system, plus solar
LPG (not community)
Room heaters, wood chips
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs