England and Wales: before 1900
non marketed sale
Solid brick, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Full secondary glazing
secondary glazing
Time and temperature zone control
non marketed sale
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Air source heat pump, radiators, electric
From main system, no cylinder thermostat
electricity (not community)
Full secondary glazing
secondary glazing
Time and temperature zone control