England and Wales: before 1900
non marketed sale
Granite or whinstone, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
From main system
dual fuel - mineral + wood
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass
ECO assessment
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, coal
Electric immersion, off-peak
house coal (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs