England and Wales: before 1900
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 43% of fixed outlets
Pitched, 50 mm loft insulation
Room heaters, dual fuel (mineral and wood)
Electric immersion, off-peak
dual fuel - mineral + wood
Fully double glazed
double glazing, unknown install date
No thermostatic control of room temperature
RHI application
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 53% of fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, wood logs
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat