marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 17% of fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Partial double glazing
double glazing installed before 2002
Programmer and room thermostat
not sale or rental
Average thermal transmittance 0.24 W/m-¦K
Average thermal transmittance 0.14 W/m-¦K
Low energy lighting in all fixed outlets
Average thermal transmittance 0.17 W/m-¦K
Boiler and underfloor heating, mains gas
From main system
Gas: mains gas
High performance glazing
Time and temperature zone control