England and Wales: 1900-1929
rental (private)
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Some double glazing
double glazing installed before 2002
Programmer, TRVs and bypass
RHI application
Solid brick, as built, no insulation (assumed)
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system, plus solar
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Partial double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs