England and Wales: 1930-1949
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 100 mm loft insulation
Room heaters, smokeless fuel
From main system, no cylinder thermostat
smokeless coal
Room heaters, coal
Partial double glazing
double glazing installed before 2002
No thermostatic control of room temperature
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
not defined
Time and temperature zone control