England and Wales: 1950-1966
non marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
No low energy lighting
Pitched, 200 mm loft insulation
Warm air, mains gas
Gas multipoint
mains gas (not community)
Room heaters, mains gas
Partial secondary glazing
secondary glazing
Programmer and room thermostat
none of the above
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control