1. He maha ngā whakakaha e whakaratohia ana i ngā pou waenga me ngā hononga kokonga, ā, he nui ngā pānga hiri o ngā rauemi āwhina tautoko motuhake o te kōtaha;
2. Mā te whakamahi i ngā kōhao hanganga maha-kōhao me te karaihe ārai maha-apa ka taea te whakaiti i te pānga haruru o ngā ngaru oro me te aukati i te kawe o te oro;
3. He pai te whānui o te kōtaha mō te tāuta i tētahi pūnaha hau hou o te whare, ā, ka taea te whakakā i te hauhautanga mā te pāwhiri kotahi;
4. Mā te kakau kore turanga me te pā whakatuwhera hononga e kore e kitea ka māmā ake te āhua.
Whakatūria he whare putunga mahi toru-ahu matatau, whakamahia he pūmanawa whakahaere atamai NCC matatau mō te whakahaere tukanga katoa, whakatutuki i te whakahaere mārama me te mamati, me te tere ake me te whai hua ake te whakatinanatanga o te kaupapa.
1. I runga i ngā kōtaha raupapa 70, ka taea e ngā kiritaki te whakaaro whānui ki te mahi me te utu, te whiriwhiri i ngā whirihoranga whakamahana rerekē e ai ki ngā hiahia, me te whakanui ake i te mahi utu hei whakatutuki i te otinga tatau me te matapihi tino pai. He pai mō ngā wāhi haruru nui, e tata ana rānei ki te rori.
2. Mā te whakamahi i ngā rīpene whakamahana maha-ruuma 24mm me ngā rīpene karāhe hiku roa motuhake e ōrite ana ka tino whakapai ake i te mahi whakamahana o te matapihi katoa. Ka honoa te karāhe whakamahana iti-E me ngā rīpene hiri maha-paparanga hei whakapai ake i te whakamahana, te whakamahana wera, me ngā āhuatanga tiaki irahiko, ka whakaiti i te uara K o te matapihi katoa, ā, ka tutuki te whakamahana me te whakamahana oro tino pai o ngā tatau me ngā matapihi.
| Te mahi whakamātao wera | K≤1.8 W/(㎡·k) |
| Taumata ātete wai | 6 (△P≥700Pa) |
| Taumata hau-piri | 8 (q1≤0.5) |
| Te mahi ārai haruru | Rw≥36dB |
| Taumata ātete ki te pēhanga hau | 8 (4.5≤P <5.0KPa) |