England and Wales: 1950-1966
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 31% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
From main system
dual fuel - mineral + wood
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Programmer, no room thermostat
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 53% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, coal
From main system
house coal (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed before 2002
Room thermostat only