non marketed sale
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 16% 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
none of the above
Average thermal transmittance 0.21 W/m-¦K
Average thermal transmittance 0.12 W/m-¦K
Low energy lighting in all fixed outlets
(other premises above)
Boiler & underfloor, 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