England and Wales: 1950-1966
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 400+ mm loft insulation
Air source heat pump, radiators, electric
From main system, plus solar
electricity (not community)
Mostly multiple glazing
not defined
Programmer, TRVs and bypass
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 45% of fixed outlets
Pitched, 400 mm loft insulation
Air source heat pump, radiators, electric
From main system, plus solar
electricity (not community)
Mostly triple glazing
triple glazing
Programmer, TRVs and bypass