CUPC, NSF, Watersense, AB1953 Whakaranu whaimana Kore kotahi te kakau kaukau whakawhiti.

Whakaahuatanga Poto:

Te whakahaere i te pāmahana: Ko te reihi kakau kotahi ka ngawari ki te whakatika i te wai.
Tāutatanga: I hoahoatia kia uru ki nga whirihoranga 1-poka, 3-poka ranei.He watea te whakaurunga he pereti rahoraho mo te whakaurunga 3-poka.
Kua whakamanahia e Watersense: He iti ake te wai e whakamahia ana e nga taputapu kaukau wai i tapaina ki te paerewa ahumahi—ka penapena moni koe me te kore e whakararu i te mahi.
E tika ana ki te ADA: Ka tutuki tenei taputapu totohu kaukau ki nga paerewa kua whakaritea e ADA (Americans with Disabilities Act)
Hoahoa Hangawari: Kei roto he pereti rahoraho 3-poka (escutcheon) hei whakaurunga.
Runanga Whakahekenga: He pai te whakaurunga o te huihuinga wairere pahū-ake.