{"id":3254,"date":"2015-02-18T12:00:31","date_gmt":"2015-02-17T23:00:31","guid":{"rendered":"https:\/\/builderscrack.co.nz\/blog\/?p=3254"},"modified":"2021-01-21T23:14:37","modified_gmt":"2021-01-21T10:14:37","slug":"double-glazing-choosing-new-retrofitting","status":"publish","type":"post","link":"https:\/\/builderscrack.co.nz\/blog\/project-advice\/advice-windows\/double-glazing-choosing-new-retrofitting.html","title":{"rendered":"Double Glazing – Choosing New or Retrofitting?"},"content":{"rendered":"

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Double glazing is one of the most important things you can do to keep you house warm. We take a look at retro fitting vs new double glazing…<\/strong><\/p>\n

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Since New Zealand building laws changed requiring new buildings to have double glazing, there has also been an increase in homeowners of existing properties retro fitting double glazing to their older homes.<\/p>\n

This is something that can be done quite cost effectively regardless of whether you have aluminium or timber window frames.\u00a0Retrofitting double glazing means that you\u2019ll replace your single glaze windows with double glazed ones. The actual process is both fast and unobtrusive. The only real difference you\u2019ll notice is a more comfortable home environment all year around.<\/p>\n

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Understanding double glazing in New Zealand<\/h2>\n

Quite a bit of space heating gets lost through the window, depending on the design and insulation of the home. In spite of new insulation, a home can lose 46% of the interior heat through single glazed windows. Double glazing can reduce this heat loss to 33% and high-performance double glazing coupled with thermal window frames can reduce the heat loss further to 20%.<\/p>\n

If you\u2019ve got an older home, it\u2019s quite likely you can upgrade your windows without having to completely replace them. This depends on the type and condition of your existing windows.<\/p>\n

There\u2019s a range of options available in NZ, which include:<\/p>\n