England and Wales: before 1900
marketed sale
Cavity wall, as built, partial insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 95% of fixed outlets
Flat, limited insulation (assumed)
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Partial double glazing
not defined
Temperature zone control
RHI application
Cavity wall, as built, no insulation (assumed)
Solid, insulated
Low energy lighting in 92% of fixed outlets
Flat, no insulation (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, electric
Partial double glazing
not defined
Time and temperature zone control