Ko ngā huānga porowhita tuwhera te momo huānga whakamahana hiko tino whai hua, ā, koia hoki te mea tino whai hua mō te nuinga o ngā tono whakamahana. E whakamahia ana i roto i te umanga whakamahana paipa, he ara iahiko tuwhera ngā huānga porowhita tuwhera e whakamahana tika ana i te hau mai i ngā porowhita ātete e iri ana. He tere te wā whakamahana o ēnei huānga whakamahana ahumahi e whakapai ake ana i te whai huatanga, ā, kua hangaia mō te iti o te tiaki me ngā wāhanga whakakapinga ngāwari, iti te utu.

Ko ngā wāhanga whakamahana porowhita tuwhera he mea hanga mō te whakamahana tukanga paipa, te hau kaha me ngā oumu, me ngā whakamahinga whakamahana paipa. Ka whakamahia ngā whakamahana porowhita tuwhera ki roto i te whakamahana tāke me te paipa me/ranei ngā ngongo whakarewa. Me iti rawa te āputa o te 1/8'' i waenga i te uku me te pakitara o roto o te ngongo. Mā te tāuta i tētahi wāhanga porowhita tuwhera ka pai te tohatoha wera me te ōrite ki runga i te mata nui.

Ko ngā huānga whakamahana koiri tuwhera he otinga whakamahana ā-ahumahi hei whakaiti i ngā whakaritenga kiato watt, i ngā rerenga wera rānei i runga i te mata o te paipa e hono ana ki te wāhanga wera, hei ārai hoki i te koka, i te pakaru rānei o ngā rauemi tairongo wera.