England and Wales: 1930-1949
rental
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 44% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs
not sale or rental
Average thermal transmittance 0.23 W/m-¦K
Average thermal transmittance 0.26 W/m-¦K
Good lighting efficiency
Average thermal transmittance 0.11 W/m-¦K
Air source heat pump, radiators, electric
From main system
Electricity: electricity, unspecified tariff
High performance glazing
Time and temperature zone control