Like all building materials, insulation has what is known as ‘embodied carbon’ – the CO2 associated with its manufacture and transport.
Fel pob deunydd adeiladu, mae gan ddeunydd insiwleiddio'r hyn a elwir yn 'garbon ymgorfforedig' - y CO2 sy'n gysylltiedig â'i weithgynhyrchu a'i gludo.