England and Wales: before 1900
rental (private)
Solid brick, as built, no insulation (assumed)
(other premises 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 installed before 2002
Programmer, TRVs and bypass
rental (private)
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 25% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Some double glazing
double glazing installed before 2002
Programmer, TRVs and bypass