England and Wales: 1930-1949
RHI application
Solid brick, as built, no insulation (assumed)
To unheated space, insulated
Low energy lighting in 31% of fixed outlets
Pitched, 25 mm loft insulation
Boiler and underfloor heating, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control
marketed sale
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 350 mm loft insulation
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control