England and Wales: before 1900
rental
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 58% of fixed outlets
Pitched, 300 mm loft insulation
Room heaters, dual fuel (mineral and wood)
Electric immersion, standard tariff
dual fuel - mineral + wood
Single glazed
not defined
No thermostatic control of room temperature
RHI application
Sandstone or limestone, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass