England and Wales: before 1900
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, wood logs
From main system
wood logs
Room heaters, wood logs
Single glazed
single glazing
Programmer, no room thermostat
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, limited insulation
Ground source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, wood logs
Single glazed
not defined
Time and temperature zone control