Ko te whare hanga kāwai whakatīmata rererangi he wāhi hanga tūmomo e pāngia ana ki te whakaputa i ngā motokā e hiahia ana ki te tautoko i te mahi whakatīmata pūtaiao me te pai o te whakatīmata i ngā rererangi. Nō reira, e whakamahi ana ngā whare hanga nei i ngā momo hanganga mōhiohia me ngā rauemi matua hei hanga i ngā kāwai whakatīmata pai utu. E mahi ana ngā ingeniā mōhiohia me ngā toihautū tūmataiti ki te whakaatu i ngā kāwai e pai ana ki ngā paearu tirotiro me ngā paearu whakahaere. Ko te mahi hanga ka tae atu ki te hanga pūtake roto āpane, ngā raraunga pū, me ngā rauemi matua, e taea ai te whakatīmata pai me te tino tirotiro. Heoi anō, ko ngā tikanga pai utu nui e whakarite ana i ia rā, mai i te tirohanga i ngā rawa matua ki te whakamātau i te katoa o te motokā tuatahi, hei whakatakoto i te whakaaro e taea ai ia kāwai whakatīmata rererangi ki te whakatika i ngā raruraru o te whakamahi noa, me te tautoko i ngā mahi pai o ngā kāwai rererangi.