England and Wales: 1967-1975
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 82% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing, unknown install date
Programmer and room thermostat
marketed sale
Waliau ceudod, ceudod wediGÇÖi lenwi
Solet, dim inswleiddio (rhagdybiaeth)
Goleuadau ynni-isel ym mhob un oGÇÖr mannau gosod
Ar oleddf, 100 mm o inswleiddio yn y llofft
Bwyler a rheiddiaduron, nwy prif gyflenwad
OGÇÖr brif system
mains gas (not community)
Gwresogyddion trydan cludadwy (rhagdybiaeth)
Gwydrau dwbl llawn
double glazing, unknown install date
Rhaglennydd, thermostat ystafell a TRVs