England and Wales: 1976-1982
RHI application
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, oil
From main system, plus solar
oil (not community)
Multiple glazing throughout
not defined
Programmer, room thermostat and TRVs
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, oil
From main system, plus solar
oil (not community)
Multiple glazing throughout
not defined
Programmer, room thermostat and TRVs