England and Wales: before 1900
marketed sale
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in 86% of fixed outlets
Pitched, insulated at rafters
Boiler and radiators, electric
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass
marketed sale
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in 86% of fixed outlets
Pitched, insulated
Boiler and radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs