England and Wales: 1976-1982
marketed sale
System built, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 79% of fixed outlets
Pitched, 250 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Manual charge control
marketed sale
System built, as built, partial insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, LPG
From main system
LPG (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs