England and Wales: before 1900
none of the above
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, wood logs
Electric immersion, standard tariff
wood logs
Fully double glazed
double glazing, unknown install date
No time or thermostatic control of room temperature
rental
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 92% of fixed outlets
Roof room(s), limited insulation (assumed)
Boiler and radiators, dual fuel (mineral and wood)
From main system
dual fuel - mineral + wood
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass