England and Wales: 1950-1966
none of the above
Cavity wall, filled cavity
(other premises below)
Low energy lighting in 86% of fixed outlets
Pitched, 300+ mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
ECO assessment
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 89% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs