England and Wales: 1950-1966
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 75 mm loft insulation
Boiler and radiators, bottled LPG
From main system
bottled LPG
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs
ECO assessment
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 60% of fixed outlets
Pitched, no insulation
Boiler and radiators, bottled LPG
From main system
bottled LPG
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass