England and Wales: 2007 onwards
marketed sale
Cavity wall, as built, insulated (assumed)
Suspended, insulated (assumed)
Low energy lighting in 23% of fixed outlets
Pitched, insulated at rafters
Ground source heat pump, underfloor, electric
From main system
electricity (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, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in 24% of fixed outlets
Pitched, insulated (assumed)
Ground source heat pump, underfloor, electric
From main system
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control