England and Wales: before 1900
ECO assessment
Granite or whinstone, as built, no insulation (assumed)
(other premises below)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Room heaters, electric
Gas boiler/circulator, no cylinder thermostat
electricity (not community)
Fully double glazed
double glazing installed before 2002
Appliance thermostats
ECO assessment
Granite or whinstone, as built, no insulation (assumed)
(other premises below)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs