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He waahanga kotahi me te nui o te konutea me te painga hiriwa, e whakamahia ana e te paparanga kotahi, te koti o runga ranei me te zindn cold galvanizing
He whakakikorua-waahanga-taimaha kotahi-waahanga i hangaia he kaihoko whakakotahi, te paura konutea, te whakapiri konumohe-hiriwa, te whakarewa, me etahi atu, me te paanga whakarewa hiriwa-ma.