England and Wales: 2012 onwards
FiT application
Average thermal transmittance 0.24 W/m-¦K
Average thermal transmittance 0.16 W/m-¦K
Low energy lighting in all fixed outlets
Average thermal transmittance 0.11 W/m-¦K
Ground source heat pump, underfloor, electric
From main system
Electricity: electricity, unspecified tariff
High performance glazing
Time and temperature zone control
RHI application
Cavity wall, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in all fixed outlets
Pitched, insulated (assumed)
Ground source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer and at least two room thermostats