England and Wales: 1930-1949
rental (social)
System built, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 44% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
From main system
dual fuel - mineral + wood
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
RHI application
System built, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
From main system, plus solar
dual fuel - mineral + wood
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs