England and Wales: 1967-1975
rental (social)
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Controls for high heat retention storage heaters
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 67% of fixed outlets
(another dwelling above)
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