England and Wales: before 1900
marketed sale
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Partial double glazing
double glazing, unknown install date
Programmer and appliance thermostats
marketed sale
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Partial double glazing
double glazing, unknown install date
Programmer, TRVs and bypass