Ua hala ka hui ka 1994, 2000, 2008 ISO9000 palapala hoʻomaikaʻi ʻōnaehana hōʻoia, ISO14001 - 2004 palapala hoʻomaikaʻi ʻōnaehana hōʻoia a me ka OHSAS18001 - 2007 ʻoihana olakino palekana pilikino ʻōnaehana, hoʻolālā pono ʻia a hoʻomohala ʻia nā paipu PEX, nā kīʻaha poepoe, a me nā kiwikā kihi kekahi i hana ʻia ma nā ʻāina ʻAmelika ʻAkau a me nā wahi o NSF, CSA, UPC, UL a me nā hana ʻē aʻe. Palapala hōʻoia huahana.