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By Lois Easton – 1 April 2008, Build 105, Feature article

Nine homes in a Porirua suburb were recently renovated to achieve greater sustainability. Monitoring continues this year to measure the results but some useful tips have already come from the project.

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By Ian Cox-Smith – 1 April 2012, Build 129

A recent BRANZ project has found there is real potential for installing insulation into the walls of the more than 600,000 houses that are currently without it.

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By Trevor Pringle – 1 April 2015, Build 147, Feature article

Older houses often don’t perform as well as new ones. Fortunately, there are plenty of ways to upgrade performance as well as modernise for form and function.

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By Anne Alkema, Heather McDonald, Fiona Stokes – 1 June 2019, Build 172, Feature article

Installing insulation above Building Code minimum requirements is a great step towards a warm, dry, healthy home. However, research shows consumers often don’t get the information needed to make the best choice.

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By Alide Elkink – 1 June 2010, Build 118

Older houses may have no building paper. Should it be installed during renovations, and how can this be done?

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By Jessica Winter – 1 April 2008, Build 105, Feature article

Health problems for tenants in old Wanaka houses led to a successful retrofitting experiment. This basic research shows that improvements can be expected for a relatively small cost.

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By John Burgess – 1 April 2008, Build 105, Feature article

There are different options for retrofitting insulated glazing units (IGUs) into existing homes. Some can be problematic, as found recently during the Beacon Papakowhai now Home® Renovation Project.

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By Roman Jaques – 1 August 2017, Build 161

Information BRANZ gathered when monitoring thermal performance during an upgrade of ageing apartments will be useful to landlords wanting to carry out similar work and to minimise the impact on tenants.

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By Paul Cummack – 1 April 2010, Build 117

Double-hung windows are common in houses built before the 1920s. The steps in the restoration and reconstruction of those in Government House in Wellington provide lessons for renovation of these windows elsewhere.

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By Alide Elkink – 1 December 2019, Build 175

Tricky access can be a problem when retrofitting insulation into an older home. However, as the push continues to insulate homes, we look at some of the options and things to consider.

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