Heat pumps a great choice for high-performance homes

Heat pumps are suitable for every climate zone in New Zealand, even the coldest, and they are the most efficient source of heating and cooling. Don’t buy crappy ones. New...

by Rachel Rose

Updated: Mar 2026

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RNZ Explores Barriers to Passive House

RNZ presenter Kathryn Ryan asked some very good questions in a recent interview about whether all new social housing in New Zealand should be built to the Passive House standard....

by Rachel Rose

Updated: Aug 2020

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Barriers to Passive House and how to solve them

RNZ presenter Kathryn Ryan asked some very good questions in a recent interview about whether all new social housing in New Zealand should be built to the Passive House standard....

by Rachel Rose

Updated: Jul 2020

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Cooking with gas is like idling a car in your kitchen

This story about the American Gas Association promoting gas cooking via Instagram influencers makes me cringe. “Every time you ignite a gas stove, you’re filling your home with many of...

by Jason Quinn

Updated: Aug 2020

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Yes! MBIE action on climate change for building sector

Finally, it’s been published. This company has been working on better buildings to address climate change since 2011 and MBIE’s announcement today is definitely causing celebration in our office. It’s...

by Jason Quinn

Updated: Aug 2020

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iPHA Passive House tour time!

And this year it is virtual. OK, it’s not the same as getting our grubby fingers on everything but there are significant benefits to seeing inside Passive Houses around the...

by Jason Quinn

Updated: Mar 2026

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Welcome media attention on improving NZ homes

Stuff ran an impressively long and well-researched story on Passive House and the need for net-zero buildings this week; it’s well worth a read in its entirety and a plug on...

by Jason Quinn

Updated: Aug 2020

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Choose gas for cooking? Please don’t.

I recommend against combustion devices in homes—all of them. Using gas to cook is particularly bad, with health impacts related to the indoor air pollution it causes. (American think tank...

by Jason Quinn

Updated: Aug 2020

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Calculating embodied carbon: live presentation at the NAPHA virtual conference

The North American Passive House Network is hosting a virtual conference next month. The tickets are cheaper and you save all those carbon emissions by not flying. Hopefully, you bought...

by Jason Quinn

Updated: Aug 2020

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Owl Woods PH nails a design-stage retrofit for performance

Check out a beautiful project from across the Tasman, the Owl Woods Passive House. It’s the 10th certified Passive House in Victoria, Australia and it’s won or still a finalist...

by Jason Quinn

Updated: Mar 2026

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Great Passive House primer (includes eye candy and clear diagrams!)

This is a lovely summary of Passive House, written up as a Q&A with an American architect. There’s mention of an intriguing North American connection to the genesis of Passive...

by Jason Quinn

Updated: Aug 2020

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Homeschooling resources (for adults and kids)

At-home learning seems set to continue for a while; for those raising the next generation of building geeks/scientists/informed homeowners, here are some resources that might be useful, compiled by the...

by Jason Quinn

Updated: Aug 2020

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Social housing can be this good

Exeter, in England’s south-west, is blazing a trail for Passive House social housing. Its Chester Long Court, 26 high-quality, affordable homes built to the Passive House standard, has won design...

by Jason Quinn

Updated: Mar 2026

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How much more for PH performance? Very little, says UK

This extensive cost study of Passive House projects in the UK shows that for projects that make good choices, the capital cost premium is down to eight per cent. At...

by Jason Quinn

Updated: Aug 2020

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New England delivers PH social housing

Here’s an excellent discussion of the overall benefits to the tenants of this social housing project for low-income tenants in a high-cost area. It’s a six-story building with 98 units...

by Jason Quinn

Updated: Aug 2020

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Prefab CLT slashes construction time

This big-budget, single family residence in posh North Vancouver, Canada, benefited from use of 4.5 inch prefabricated cross-laminated timbers (CLT). The structure was erected in a few weeks rather than...

by Jason Quinn

Updated: Aug 2020

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Passive House homes hitting headlines in Australia

One of the last projects by a lifetime builder is a certified Passive House he built for himself and his wife, in Bright, Australia. Energy costs currently amount to about...

by Jason Quinn

Updated: Aug 2020

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Radical rethink required for school buildings

Replacing eight schools’ coal-fired boilers with ones that run on biomass, as reported earlier this year, is a good move but it wouldn’t be necessary if our schools weren’t built...

by Jason Quinn

Updated: Mar 2026

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