Umuzamu wo mu mfuruka akora imirimo isa na anti-kugongana: kurinda urukuta rw'imbere no guha abakoresha urwego runaka rwumutekano mukwinjiza ingaruka. Yakozwe hamwe na aluminiyumu iramba hamwe nubushuhe bwa vinyl; cyangwa ubuziranenge bwa PVC, bitewe nurugero.
Ibindi bintu byiyongereye: flame-retardant, irinda amazi, anti-bagiteri, irwanya ingaruka
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Ibicuruzwa Byasabwe