Lakabka lakabka fiilada dahaadhka ah ee la hagaajin karo, xargaha xargaha dahaaran ayaa loo isticmaalaa in lagu xoqo dahaadhka lakabka fiilada dahaaran.Mindi-cidhifku si fiican ayaa loo hagaajin karaa si looga adkaado dhumucda lakabka dibadda ee nonuniform ee dahaarka, oo aan waxyeello u geysan xadhkaha naxaasta iyo aluminiumka. Waxaa lagu sameeyay aluminium aluminium xoog leh.