England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 70% of fixed outlets
Pitched, 100 mm loft insulation
Room heaters, dual fuel (mineral and wood)
Gas multipoint
dual fuel - mineral + wood
Portable electric heaters (assumed)
Single glazed
not defined
No thermostatic control of room temperature
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
TRVs and bypass