England and Wales: 1900-1929
RHI application
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 94% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system, plus solar
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Mostly double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs
RHI application
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 94% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system, plus solar
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Mostly double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs