England and Wales: 1900-1929
rental (private)
Timber frame, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Partial double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs
rental
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and underfloor heating, mains gas
From main system
mains gas (not community)
Partial double glazing
double glazing installed during or after 2002
Time and temperature zone control