England and Wales: 1967-1975
not sale or rental
Cavity wall, filled cavity
(another dwelling below)
Low energy lighting in 75% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs
rental
Cavity wall, with external insulation
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
High performance glazing
double, known data
Programmer, room thermostat and TRVs