England and Wales: 1930-1949
rental
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 250 mm loft insulation
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
rental
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 150 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Controls for high heat retention storage heaters