none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 61% of fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Partial secondary glazing
secondary glazing
Programmer and room thermostat
none of the above
Average thermal transmittance 0.30 W/m-¦K
Average thermal transmittance 0.32 W/m-¦K
Low energy lighting in all fixed outlets
Average thermal transmittance 0.15 W/m-¦K
Boiler and radiators, mains gas
From main system
mains gas - this is for backwards compatibility only and should not be used
Partial secondary glazing
Time and temperature zone control