He otinga whai hua, pono hoki te mīhini hanga putea kiriata urunga hau aunoa mō te whakaputa hua tākai kounga teitei. He mea hanga motuhake hei whakahaere i te kiriata tākai PE coextrusion, he mea tino pai mō ngā taputapu hiko tākai, ngā taonga haehae me ētahi atu hua e hiahia ana kia whakakīhia ki waenganui kia pai ake ai te putanga tākai.
Hei kaihanga matua mō ngā mīhini hanga putea kiriata mirumiru kirihou aunoa katoa i Haina, ko ngā mīhini e tukuna ana e mātou he mea e tohuhia ana e te penapena hiko, te tino whai hua me te ngāwari ki te whakahaere. Anei ētahi o ngā āhuatanga e motuhake ai tēnei mīhini:
1. Ka whakamahia e te raina whakaputa te whakahaere tere o te huringa auau whānui, te huringa tere kore-taahiraa, te motuka hurihuri motuhake, me te whakapai ake i te pai o te whakaputa.
2. Kei te raina hanga kiriata urunga hau he pou hau i te wāhi whakahoki me te wetewete, he mea watea mō te uta me te tango i ngā hua.
3. Kei te mīhini ngā mahi o te whakatū aunoa, te whakaoho aunoa, te whakaweto aunoa, me ētahi atu, kia pai ai te whakahaere me te haumaru.
4. Kei roto i te mīhini tākai mirumiru aunoa katoa he taputapu EPC aunoa katoa i te wāhanga wetewete hei whakarite kia ōrite te putanga kiriata.
5. Kei te wāhanga takai me te wetewete he pūoko pūmanawa mahi-teitei hei whakarite i te whāngai kiriata tonu me te wetewete pumau.
6. Ka whakamahia e te mīhini hanga putea kiriata mirumiru hau te taputapu whatu kua whakauruhia ki te whakaiti motuka me te parai, kāore e hiahiatia he mekameka whitiki, ā, he iti te haruru. He nui ake tōna pumau me tōna tika.
7. Ko te mīhini hanga putea kiriata mirumiru PE aunoa katoa he kanohi hiko EPC hei wetewete, ā, he papatahi ake, he piri ake hoki te kiriata i hangaia.
8. Ahakoa ehara i te mīhini tawhito rawa, ko tā mātou tauira kua whakapai ake tētahi o ngā tauira tino matatau i Haina. Kua riro i a ia te whakamoemiti nui mai i ngā kamupene takai rongonui, ā, kei te whakapai ake rātou i ā rātou raina whakaputa putea urunga hau mā ā mātou mīhini.