England and Wales: 1900-1929
non marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 44% of fixed outlets
Pitched, 300+ mm loft insulation
Boiler and radiators, LPG
From main system
LPG (not community)
Partial double glazing
double glazing installed before 2002
TRVs and bypass
non marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 44% of fixed outlets
Pitched, 300+ mm loft insulation
Boiler and radiators, LPG
From main system
LPG (not community)
Partial double glazing
double glazing installed before 2002
TRVs and bypass