England and Wales: 1930-1949
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 98% of fixed outlets
Roof room(s), insulated
Boiler and underfloor heating, LPG
From main system
LPG (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control
RHI application
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 98% of fixed outlets
Roof room(s), insulated
Boiler and underfloor heating, LPG
Oil boiler/circulator, plus solar
LPG (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control