England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, insulated
Low energy lighting in 86% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, wood pellets
From main system
bulk wood pellets
Room heaters, dual fuel (mineral and wood)
Partial double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 73% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, wood pellets
Electric instantaneous at point of use
bulk wood pellets
Room heaters, electric
Mostly double glazing
double glazing, unknown install date
Programmer, TRVs and bypass