England and Wales: 1976-1982
rental (social)
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 75% of fixed outlets
(another dwelling above)
Air source heat pump, radiators, electric
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat
marketed sale
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass