Tradesman holding a frame and an energy efficiency rating chart
Palabras clave
30s,
arrow,
bar,
carbon,
carpenter,
carpenter's shop,
caucasian,
chart,
class,
classification,
concept,
conservation,
construction,
diagram,
directive,
ecology,
efficiency,
efficient,
emission,
energy,
environment,
eu,
european,
footprint,
frame,
gas,
green,
greenhouse,
heating,
illustration,
insulation,
isolated,
label,
level,
man,
performance,
power,
protection,
rank,
ranking,
rating,
regulation,
render,
resource,
save,
symbol,
30s,
shopkeeper,
union
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