He aha te whitiki o te pae o mua?
He kirihou te pereti o waho me te rauemi ārai, ā, he mea tā te kurupae whakawhiti ki roto i te awaawa āhua-U me te pepa hurihuri matao he matotoru tata ki te 1.5mm; Ko te pereti o waho me te rauemi ārai ka piri ki te kurupae whakawhiti, ka honoa ki te kurupae roa o te anga mā roto i ngā tīwiri, ā, ka taea te tango i ngā wā katoa. Ko te kirihou e whakamahia ana i roto i tēnei parepare kirihou he mea hanga i te polyester me te polypropylene mā te werohanga. Hei tauira, ko te parepare o te motuka Peugeot 405 he mea hanga i ngā rauemi polyester, ā, he mea hanga mā te werohanga tauhohenga. Ko ngā parepare o te Audi 100 a Volkswagen, te golf, te Santana i Shanghai me te Xiali i Tianjin he mea hanga i ngā rauemi polypropylene mā te werohanga. He momo kirihou anō hoki e kiia nei ko te pūnaha polycarbonate i tāwāhi, e uru ana ki ngā wāhanga koranu ka tango i te tikanga werohanga koranu. Ko te parepare tukatuka ehara i te mea he pakari teitei te kaha, engari he painga anō hoki o te whakarewa, engari he pai hoki te mahi paninga, ā, he nui ake te whakamahinga i runga i ngā motuka.
Kaua e rite noa te āhua o te parepare ki te āhua o te waka katoa kia ātaahua ai, engari me rite anō hoki ki ngā āhuatanga miihini me ngā āhuatanga mimiti pūngao kia pai ai te mimiti wiri me te whakamarie i te wā e pāngia ana.