England and Wales: before 1900
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 10% of fixed outlets
Pitched, 270 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Full secondary glazing
secondary glazing
Automatic charge control
rental
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 88% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Full secondary glazing
secondary glazing
Programmer, room thermostat and TRVs