marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 55% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs
non marketed sale
Average thermal transmittance 1.70 W/m-¦K
Average thermal transmittance 0.86 W/m-¦K
Low energy lighting in 70% of fixed outlets
Average thermal transmittance 1.50 W/m-¦K
Boiler and radiators, mains gas
From main system
mains gas - this is for backwards compatibility only and should not be used
High performance glazing
Time and temperature zone control