ʻO ka papa ʻaʻahu -pale he mea hale i hana pono ʻia no ka pale ʻana i nā hale, nā hale, a i ʻole nā wahi ʻē aʻe. ʻO kāna hana nui ka pale ʻana i ka makū a me ka maʻi.
Hana ʻia ka papa kua ʻaʻole i ka wai me nā mea wai ʻole, e like me nā plastic polymer a i ʻole nā lau metala i uhi ʻia. ʻO kāna mau waiwai mākū maikaʻi loa-e pale pono i ke komo ʻana o ka makū a me ka condensation, pēlā e pale ai i ka pōʻino o nā mea hale i hoʻokumu ʻia e nā kaiapuni haʻahaʻa. Ma nā ʻāpana hana a me nā hale, hoʻohana nui ʻia ka papa kua -ʻeleʻele ma nā wahi haʻahaʻa e like me ka lumi kuke a me nā lumi ʻauʻau, ʻaʻole wale e pale i nā paia akā e hoʻolōʻihi i ke ola o ka hale.