England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Partial double glazing
double glazing, unknown install date
Time and temperature zone control
marketed sale
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 400+ mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Mostly double glazing
double glazing installed during or after 2002
Time and temperature zone control