England and Wales: 2012 onwards
rental
Cavity wall, filled cavity
Solid, insulated (assumed)
Low energy lighting in all fixed outlets
Pitched, insulated
Boiler and underfloor heating, mains gas
From main system, plus solar
mains gas (not community)
Full secondary glazing
secondary glazing
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in all fixed outlets
Pitched, insulated (assumed)
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