Nā te nui o te kaha wera motuhake o te wai, kāore e nui te pikinga o te pāmahana i muri i te mimiti i te wera o te poraka rango, nō reira ka rere te wera o te miihini mā te ara iahiko wai whakamatao, ka whakamahia te wai hei kawe wera, kātahi ka tukuna te wera mā te rohe nui o te totohu wera mā te ara o te whakamararatanga wera convection, kia mau tonu ai te pāmahana mahi tika o te miihini whakaputa tīhiera.
Ina teitei te pāmahana wai o te miihini whakaputa tīhiera, ka pupuhihia te wai e te papu wai kia maha ngā wā hei whakaiti i te pāmahana o te miihini, (He ngongo parahi tuwhera te tāke wai. Ka uru te wai pāmahana teitei ki roto i te tāke wai mā te whakamatao hau me te rere ki te pakitara rango miihini) hei tiaki i te miihini, ki te iti rawa te pāmahana wai i te takurua, ka mutu te rere o te wai i tēnei wā, kia kore ai e iti rawa te pāmahana o te miihini whakaputa tīhiera.
He mea tino nui te mahi a te tāke wai o te huinga whakaputa hiko tīhiera i roto i te tinana katoa o te whakaputa hiko, ki te kore e whakamahia tika te tāke wai, ka kino te miihini tīhiera me te whakaputa hiko, ā, ka pakaru hoki te miihini tīhiera i ngā wā kino, nō reira, me ako ngā kaiwhakamahi ki te whakamahi tika i te tāke wai o te huinga whakaputa hiko tīhiera.