"Haumoana" Off-Grid eco house on Waiheke
A contemporary family home that is off grid and self sufficient with water harvesting, onsite waste water and extensive food production. The house has a contemporary material palette of Abodo thermally treated weatherboards, exposed concrete and recycled timber features. All fittings and appliances have been selected for high energy efficiency and very low water use.
The 5.75KWp solar Photovoltaic array supplies all the houses energy including water heating through highly efficient heat pump hot water. Materials and finishes have been selected to minimise environmental impacts being either recycled, eco labelled???.
The house has been rated 9 Stars under the New Zealand Green Building Council's Homestar environmental rating system - making it the highest rated house in Auckland ( June 2016). The house is designed to be passively heated utilising large areas of northern glass for winter heat gain to the insulated exposed concrete slab. I summer a ventilation system draws air through a native vine "green wall" that cloakes the southern side of the living room form across the concert slab and via a thermal chimney effect out the top of the house via glass louvres or the solar powered Skylight.