Tātaitai Whakamahanatanga

Ka rerekē ngā hiahia poraka o Aotearoa e ai ki te hou, tawhito rānei o te whare. Mō ngā whare hou, kua tino piki te R-uara tuanui e hiahiatia ana e te wāhanga H1 o te NZBC (Aukati Hau): i raro i te tikanga ripanga o nāianei, ko te R-uara tuanui he R6.6 puta noa i ngā rohe āhuarangi e ono (H1/AS1 putanga 5 mai i te 2022; putanga 6 mai i te 27 o Whiringa-ā-rangi 2025). He R-uara iti anō ō ngā pakitara me ngā papa i piki i te whakahou H1 2022 — tirohia te ripanga H1/AS1 o nāianei mō tō rohe āhuarangi. Mō ngā whare rēti o nāianei, e hiahia ana ngā Paerewa Healthy Homes ki tētahi R-uara tuanui iti o R2.9 i ngā Rohe 1-2, me te R3.3 i Rohe 3, me te poraka pae-raro e neke atu ana i te R1.3. Ko ngā rohe āhuarangi o Aotearoa mai i te Rohe 1 (mahana rawa — Te Hiku o te Ika) ki te Rohe 6 (makariri rawa — Otago Waenga). Puna: building.govt.nz (H1/AS1 Energy Efficiency); Tenancy Services tenancy.govt.nz (Healthy Homes).

Ko ngā utu poraka i Aotearoa ka tino rerekē e ai ki te momo me te hanga o te whare. Ko te poraka tuanui mō tētahi whare ruma-moe-toru toharite o Aotearoa ka utu tika ki te $1,500-4,000 i whakauruhia, e ai ki te R-uara me te ngāwari o te uru. Ko te poraka pae-raro ka utu tika ki te $2,000-5,000 mō taua whare anō, e ai ki te uru pae-raro me te nui raro. Ko te poraka pakitara i roto i tētahi whare o nāianei te tikanga utu nui rawa atu, ka utu $5,000-15,000, nui ake rānei, nā te mea me tangohia ngā taupae roto, ma te tiwhiri me te pupuhi-uru rānei i ngā poraka toetoetoe. Ko te poraka pakitara o ngā whare hou he iti ake te utu, nā te mea ka whakauruhia ngā pakaake i mua i te whakaurunga o ngā taupae pakitara. Ko ngā mahi me te ngāwari o te uru ngā kaiwhakaeke utu matua. Whakamahia tonu tētahi kaiwhakauru poraka rehita. Puna: EECA energywise.govt.nz; Tenancy Services tenancy.govt.nz.

Ae, he tautoko-pūtea kāwanatanga mō te poraka kāinga i Aotearoa ma roto i te kaupeka Warmer Kiwi Homes, e whakahaere ana e EECA (Energy Efficiency and Conservation Authority). Ka taea e ngā kaipupuri whare motuhake te whiwhi i te poraka tuanui me te pae-raro kore-utu, whakaheke-utu rānei. Hei motuhake, me noho koe hei kaipupuri me te noho i tētahi whare i hangaia i mua i te tau 2000, me te whiwhi painga kāwanatanga motuhake, Community Services Card rānei, noho rānei i tētahi rohe moni-iti (e whakaritea ana e te kaupeka). Ka uhi te tautoko-pūtea ki te 80% o te utu mō te nuinga o ngā kaipupuri whare motuhake, ko ngā kaipupuri Community Services Card me ērā i ētahi rohe ka whiwhi 90%. He tautoko-pūtea whakamahanatanga anō mō ngā whare motuhake. Whakapaa ki a EECA me tētahi kaiwhakauru rehita hei tirotiro i te motuhake. Puna: EECA energywise.govt.nz; Warmer Kiwi Homes warmerkiwihomes.govt.nz.

Hei tātai i ngā nui poraka, ineina te rohe e porakahia ana i roto i ngā mita tapawha. Mō te poraka tuanui, ineina te rohe tuanui o ia ruma katoa me te tapiri i ērā, tango ana i ngā wāhi kua porakahia. Mō te poraka pae-raro, ineina te rohe pae-raro - ko te tikanga he rite ki te rohe papa-raro tango ngā pakitara roto. Ko ngā pakaake ka haere mai i ngā whanua tauanga o te 430mm me te 580mm hei rite ki waenga i ngā joists, ngā rafters rānei e wehe ana ki te 400mm me te 600mm ngā pokapoka; kowhiria te whanua tika mō to wehe joists. Wehea te rohe katoa ki te uhi ia pēke hei whakarite e hia ngā pēke e hiahia ana. Tapirihia te 5-10% mō te para me ngā tapahanga huri i ngā āhuatanga. Mō te poraka toetoetoe blown, ka tātaihia e te kaiwhakauru te hohonutanga me te uhi e hiahia ana. Puna: EECA energywise.govt.nz; Tenancy Services tenancy.govt.nz.