England and Wales: before 1900
non marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 67% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
From main system
dual fuel - mineral + wood
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed before 2002
TRVs and bypass
FiT application
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in 67% of fixed outlets
Pitched, 300 mm loft insulation
Room heaters, electric
No system present: electric immersion assumed
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing, unknown install date
Programmer and appliance thermostats