England and Wales: 1930-1949
rental
Cavity wall, filled cavity and external insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 200 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully triple glazed
triple glazing
Time and temperature zone control
rental
Cavity wall, filled cavity and external insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 200 mm loft insulation
Air source heat pump, radiators, electric
From main system, plus solar
electricity (not community)
Fully triple glazed
triple glazing
Time and temperature zone control