England and Wales: 1930-1949
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 300 mm loft insulation
Room heaters, mains gas
Gas multipoint
mains gas (not community)
Room heaters, electric
Mostly double glazing
double glazing installed during or after 2002
Appliance thermostats
marketed sale
Solid brick, with internal insulation
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas, Boiler and underfloor heating, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs