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ALTHERM Window Systems

Stylish contemporary lines, effective thermal technology and unwavering attention to detail have made Altherm a favourite with architects, designers and homeowners across New Zealand.

Smartwood (8)

Offering the warmth of wood on the inside with the durability and convenience of aluminium on the outside. All products have a two-part construction; an interior timber cladding, and an aluminium exterior for durability and low maintenance. Recommended door height of 2.2m, however doors can potentially be higher depending on site conditions.

News from ALTHERM Window Systems

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Altherm’s Role in Award-Winning Nelson Apartments
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