New NZ homes emitting 5x more carbon than <2 deg budget allows

This first study of its kind in New Zealand attempts to calculate how much carbon new homes can emit if we are to stay within the 2 degrees warming limit set by the Paris Agreement—and how much carbon our new builds are actually using. The outcome? Our typical built-to-Code new builds spew out five times more carbon than their fair …

Every house a Certified Passive House by 2030

There are about 30,000 new houses a year currently built in New Zealand. In a decade, could they all be certified Passive House? I think it can be done but the biggest barrier won’t be money, construction materials or staff availability. It will be training. Building a Certified Passive House is hard—the first time. Then once you’ve done a few, …

Carbon-positive landscapes too

The basic idea? The chosen materials and landscape components sequester carbon to balance out the carbon it took to create it, all within five to 20 years. (Five for greener projects like parks, gardens, campuses and mixed-use developments, with up to 20 years for more urban projects.) The important new development is that they’ve run the numbers: it is possible …

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2019 November 26 Radio New Zealand: Mouldy Home Victims Get New Lease On Life

In our opinion every home needs continuous mechanical ventilation. EVERY HOME. Alice Peacock, who works as a social worker with the healthy housing programme, travels around the Bay helping vulnerable families in mouldy houses. “It’s in everyone’s homes – but it is just particularly bad in some homes where it is a lot harder to ventilate the home – if …

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2019 November 21 Wanaka Sun: Meeting Luggate Community Needs

“QLDC endorsed an ultra‐low energy passive house concept for the new hall in late 2018, which will make it one of the first community facilities built and certified to passive house standard anywhere in New Zealand.” I expect this project will result in a significant change in how councils view the business case for facilities they will own and operate …

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2019 November 21 Scoop Business: Build a Healthy Home for Asthma Sufferers

“Often the last place considered to improve health, thermal efficiencies, home comforts, and more, is the slab your house is built on. Yet it might surprise you to learn that approximately 15% of a home’s heat is lost through the foundation.” We agree completely with this media release by MaxRaft that New Zealand houses need fully insulated slabs, especially including …

2019 November 20 “Architects Declare”: NZ Profession Takes a Stand on Combating Climate Change

“Architects Declare”: NZ profession takes a stand on combatting climate change “We have a New Zealand version of Architects Declare, an international set of guidelines that signatories pledge to follow to help prevent irreversible damage from the global heating climate crisis.” It is good to see the architectural profession in NZ wake up and realise they can make a difference. …