England and Wales: 1976-1982
RHI application
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Mostly secondary glazing
secondary glazing
Programmer and room thermostat
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 270 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, wood logs
Mostly secondary glazing
secondary glazing
Programmer and room thermostat