England and Wales: before 1900
rental (private)
Solid brick, as built, no insulation (assumed)
(another dwelling below)
No low energy lighting
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Some double glazing
double glazing, unknown install date
TRVs and bypass
rental
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 25% of fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Single glazed
not defined
Programmer, TRVs and bypass