England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 350 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs
RHI application
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 350 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly secondary glazing
secondary glazing
Programmer, room thermostat and TRVs