England and Wales: before 1900
rental (private)
Granite or whinstone, as built, no insulation (assumed)
(another dwelling below)
No low energy lighting
Pitched, 350 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Single glazed
not defined
Programmer, room thermostat and TRVs
rental
Granite or whinstone, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 60% of fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Single glazed
not defined
Controls for high heat retention storage heaters