Ụfụfụ ihe, a makwaara dị ka aircrete, foamed ihe, foamcrete, cellular fechaa ihe ma ọ bụ belata njupụta ihe, na a kọwara dị ka a cement dabeere slurry, na a kacha nta nke 20% (kwa olu) ụfụfụ entrained n'ime plastic ngwa agha.
