England and Wales: before 1900
none of the above
Solid brick, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 50% of fixed outlets
Pitched, 300 mm loft insulation
Room heaters, smokeless fuel
No system present: electric immersion assumed
smokeless coal
Portable electric heaters (assumed)
Single glazed
not defined
No thermostatic control of room temperature
none of the above
Solid brick, with internal insulation
(other premises below)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Partial double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs