England and Wales: 1930-1949
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 41% of fixed outlets
Pitched, 250 mm loft insulation
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Room heaters, wood logs
Mostly double glazing
double glazing installed during or after 2002
Programmer and appliance thermostats
marketed sale
Cavity wall, filled cavity
Suspended, insulated
Low energy lighting in 90% of fixed outlets
Pitched, 350 mm loft insulation
Boiler and radiators, LPG
From main system
LPG (not community)
Room heaters, dual fuel (mineral and wood)
Mostly double glazing
double glazing installed during or after 2002
Programmer, room thermostat and TRVs