England and Wales: 1967-1975
rental
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Boiler and underfloor heating, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and at least two room thermostats
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 75% of fixed outlets
(another dwelling above)
Boiler and underfloor heating, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer and at least two room thermostats