Ko te pēhi noho he momo rerekē o te pēhi tū, he mahi whakapakari i ngā uaua o te pakihiwi. Ko te pēhi runga he kaupapa matua mō te hanga kaha taketake me te hanga i tētahi tinana taurite. Mā te whakamahi i te paewhiri ka taea e te tangata te whakapakari i ia taha o te uaua kia ōrite. Ka taea te whakauru i ngā mahi whakapakari ki roto i ngā mahi whakapakari pakihiwi, ngā pana-ake, ngā mahi whakapakari tinana o runga, me ngā mahi whakapakari tinana katoa. Mā te urunga nohoanga ngohengohe ka pai ake te whakapakari tinana.