England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, insulated at rafters
Electric underfloor heating
No system present: electric immersion assumed
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, insulated
Electric underfloor heating
Electric immersion, standard tariff
electricity (not community)
Room heaters, wood logs
High performance glazing
double, known data
Time and temperature zone control