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You see the world at its best through an Altherm window, no matter the view.

Drawing on a 40-year tradition of excellence, Altherm Window Systems are a significant step up in design and engineering quality.

Stylish contemporary lines, effective thermal technology and unwavering attention to detail have made Altherm a favourite with New Zealand architects and designers - and their clients.  For a brand built on inspired design, it's also highly diverse: so whatever the project, you'll find an Altherm product that's perfect for your build or renovation.



ALTHERM website Specifier site