England and Wales: 1930-1949
RHI application
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 94% of fixed outlets
Pitched, no insulation (assumed)
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and at least two room thermostats
RHI application
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 94% of fixed outlets
Pitched, no insulation (assumed)
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and at least two room thermostats