Me ka hoʻonui nui o ka manaʻo o ka honua i ka ikehu hou a me ka hoʻomohala ʻana o nā papahana, ua hāʻawi ʻia nā ʻōnaehana photovoltaic, ʻoi aku ka nui o nā noi photovoltaic rooftop i nā hale hana, nā ʻoihana kūʻai a me nā wahi noho, ke kū mālie nei a noho i kahi māhele mākeke nui.
ʻO ka ʻōnaehana PV ma luna o ka hale ka nui o nā noi, a ʻo Synwell i hoʻolālā ponoʻī i ka hale hale BOS ʻōnaehana, loaʻa iā ia nā manaʻo noi ākea ma nā hale noho a me nā hale kūʻai.