England and Wales: before 1900
marketed sale
Granite or whinstone, with internal insulation
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, LPG
From main system
LPG (not community)
Fully double glazed
double glazing, unknown install date
Time and temperature zone control
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 99% of fixed outlets
Thatched, with additional insulation
Boiler and underfloor heating, LPG
From main system
LPG (not community)
Multiple glazing throughout
not defined
Time and temperature zone control