England and Wales: before 1900
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 75% of fixed outlets
Pitched, 250 mm loft insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer and appliance thermostats
rental
Sandstone or limestone, with internal insulation
Solid, no insulation (assumed)
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