England and Wales: 1991-1995
marketed sale
Cavity wall, filled cavity
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, 350 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control
marketed sale
Cavity wall, filled cavity
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, 350 mm loft insulation
Air source heat pump, radiators, electric
From main system, plus solar
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control