England and Wales: before 1900
marketed sale
Sandstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 6% of fixed outlets
Pitched, 200 mm loft insulation
Room heaters, dual fuel (mineral and wood)
Solid fuel range cooker, no cylinder thermostat
dual fuel - mineral + wood
Portable electric heaters (assumed)
Mostly double glazing
double glazing installed during or after 2002
No thermostatic control of room temperature
RHI application
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 200 mm loft insulation
Ground source heat pump, radiators, electric
From main system, plus solar
electricity (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed during or after 2002
Programmer and at least two room thermostats