England and Wales: before 1900
rental
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 80% of fixed outlets
Pitched, 50 mm loft insulation
Electric underfloor heating
Electric immersion, off-peak, plus solar
electricity (not community)
Room heaters, wood logs
Fully double glazed
double glazing, unknown install date
Time and temperature zone control
marketed sale
Granite or whinstone, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in 83% of fixed outlets
Pitched, 300 mm loft insulation
Electric underfloor heating
Electric immersion, off-peak, plus solar
electricity (not community)
Room heaters, wood logs
Fully double glazed
double glazing, unknown install date
Room thermostat only