marketed sale
Average thermal transmittance 0.25 W/m-¦K
Average thermal transmittance 0.21 W/m-¦K
Low energy lighting in all fixed outlets
Average thermal transmittance 0.18 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
marketed sale
Average thermal transmittance 0.25 W/m-¦K
Average thermal transmittance 0.21 W/m-¦K
Low energy lighting in all fixed outlets
Average thermal transmittance 0.18 W/m-¦K
Boiler and radiators, mains gas, Boiler And radiators, mains gas
From main system
Gas: mains gas
High performance glazing
Time and temperature zone control