England and Wales: before 1900
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 150 mm loft insulation
No system present: electric heaters assumed
Electric immersion, standard tariff
electricity (not community)
Partial double glazing
double glazing, unknown install date
rental
Granite or whinstone, as built, no insulation (assumed)
To unheated space, insulated
Low energy lighting in all fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs