England and Wales: 1996-2002
marketed sale
Cavity wall, filled cavity
Solid, limited insulation (assumed)
Low energy lighting in 53% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
RHI application
Cavity wall, as built, insulated (assumed)
Solid, limited insulation (assumed)
Low energy lighting in 75% of fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, smokeless fuel
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat