England and Wales: 1996-2002
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat
RHI application
Cavity wall, filled cavity
Solid, limited insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, underfloor, electric
Electric heat pump for water heating only
electricity (not community)
Room heaters, smokeless fuel
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control