Ki he maluʻi ʻo e kasa, ʻOku fakaʻaongaʻi ha ngaahi founga kehekehe, kau ai ʻa e Flameproof (d), Toe Lahi Ange ʻa e Malú (e), Malu ʻi he feituʻu ʻoku ʻikai (i), Pressurized ʻoku ʻoatu (p), Encapsulation (m), Fakauku ʻo e loló (o), Fonu ʻoneʻone (q), “n” Taipeʻi (nA, nR, nL, nZ, nC), mo ha Maluʻi Makehe (s).
Fekauʻaki mo e maluʻi ʻo e efu, ʻOku falute ʻe he ngaahi founga ʻa e malu (iaD pe ibD), Maluʻi ʻoku ʻoatu (tD), Maluʻi Encapsulation (mD), mo Pressurized maluʻi (pD).