England and Wales: 1900-1929
marketed sale
Granite or whinstone, with internal insulation
Solid, no insulation (assumed)
No low energy lighting
Pitched, 300 mm loft insulation
Boiler and radiators, LPG
Electric immersion, off-peak
LPG (not community)
Some double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs
marketed sale
Granite or whinstone, with internal insulation
Solid, no insulation (assumed)
No low energy lighting
Pitched, 300 mm loft insulation
Boiler and radiators, LPG
From main system
LPG (not community)
Partial double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs