England and Wales: before 1900
rental (private)
Solid brick, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 33% of fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Some double glazing
double glazing installed before 2002
Programmer and room thermostat
rental
Solid brick, as built, no insulation (assumed)
(other premises below)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
not defined
Programmer, room thermostat and TRVs