England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 50% of fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Single glazed
not defined
Manual charge control
RHI application
Cavity wall, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Flat, insulated (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Full secondary glazing
secondary glazing
Programmer, TRVs and bypass