momo hou o te rauemi parewai he mahi nui o anti-permeability, wai-tohu, thermo-pūmautanga me te taonga cryogenic, kaha teitei me te elongation me te āhuatanga o te ātete hoholo, e whakamahia whānuitia mō te parewai i roto i te hanga tuanui o te ahumahi me te hanga tangata, raro, te kauhanga, te roto horihori, etc.