England and Wales: before 1900
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, insulated
Low energy lighting in 86% of fixed outlets
Pitched, insulated
Boiler and underfloor heating, oil
From main system
oil (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 86% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and underfloor heating, oil
From main system
oil (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control