England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 76% of fixed outlets
Pitched, 270 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
ECO assessment
Solid brick, with external insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 250 mm loft insulation
Air source heat pump, radiators, electric
From main system, plus solar
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control