marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Room heaters, wood logs
Some double glazing
double glazing, unknown install date
Programmer, TRVs and bypass
none of the above
Average thermal transmittance 0.25 W/m-¦K
Average thermal transmittance 0.17 W/m-¦K
Low energy lighting in all fixed outlets
Average thermal transmittance 0.18 W/m-¦K
Boiler and underfloor heating, LPG
From main system
LPG - this is for backwards compatibility only and should not be used
High performance glazing
Time and temperature zone control