England and Wales: 1900-1929
rental
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing installed during or after 2002
Programmer and at least two room thermostats
rental
Solid brick, as built, no insulation (assumed)
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing installed during or after 2002
Programmer and at least two room thermostats