ECO assessment
Cavity wall, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in all fixed outlets
Pitched, insulated at rafters
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully triple glazed
triple glazing
Programmer, room thermostat and TRVs
not sale or rental
Average thermal transmittance 0.24 W/m-¦K
Average thermal transmittance 0.12 W/m-¦K
Low energy lighting in all fixed outlets
Average thermal transmittance 0.16 W/m-¦K
Boiler and radiators, mains gas
From main system, flue gas heat recovery, waste water heat recovery
Gas: mains gas
High performance glazing
Programmer, room thermostat and TRVs