England and Wales: 1900-1929
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Roof room(s), insulated
Boiler and underfloor heating, oil
From main system
oil (not community)
Room heaters, wood logs
Partial secondary glazing
secondary glazing
Programmer and room thermostat
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Roof room(s), no insulation (assumed)
Boiler and underfloor heating, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Partial multiple glazing
not defined
Time and temperature zone control