England and Wales: 2007-2011
rental
System built, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control
rental
System built, as built, insulated (assumed)
(other premises below)
Low energy lighting in all fixed outlets
(another dwelling above)
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control