England and Wales: before 1900
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 100 mm loft insulation
Electric storage heaters
From secondary system, no cylinder thermostat
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Single glazed
not defined
Manual charge control
rental (private)
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
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