England and Wales: before 1900
marketed sale
Timber frame, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 71% of fixed outlets
Pitched, 350 mm loft insulation
Boiler and radiators, electric
From main system
electricity (not community)
Single glazed
not defined
Programmer, TRVs and bypass
marketed sale
Timber frame, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, electric
From main system
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Mostly secondary glazing
secondary glazing
Programmer, TRVs and bypass