ALTHERM Window Systems

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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.

About ALTHERM Window Systems

Altherm draws on a 40 year tradition of design and engineering excellence, so whatever the project, there's an Altherm product that's perfect — new build or renovation. Altherm offers a wide range of solutions for all homes, from entrance doors to windows, sliders, bi-folds and thermally efficient options, Altherm has an option to suit every need.

Altherm is a brand of APL, the largest window solutions organisation in New Zealand.

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Residential Series

Clean, contemporary lines, smooth surfaces and generously sized profiles — that’s the essence of the Residential Series. It is ALTHERM's most economical, mainstream range of windows and doors. Expertly designed to cater for the majority of residential building projects with a recommended door height of 2.1m, however doors can potentially be higher depending on site conditions.

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Residential Series ThermalHEART

Clean, contemporary lines, smooth surfaces and generously sized profiles — that’s the essence of the Residential Series. Our innovative ThermalHEART technology takes the fight against winter cold, with an additional thermal insulator stitched into the core of our aluminium window system to deliver thermal performance up to 35% better than standard double-glazed windows.

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Metro Series

Metro Series is all about clean lines and a contemporary look. It is a stylish and heavy-duty range, suitable for residential and architectural applications. These large-sized formats are capable of handling a wide range of weather conditions, engineered to stringent strength requirements. Recommended door height of 2.4m, however doors can potentially be higher depending on site conditions.

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Metro Series ThermalHEART

Metro Series is a stylish and heavy-duty range, suitable for residential and architectural applications. The innovative ThermalHEART technology takes the fight against winter cold, with an additional thermal insulator stitched into the core of our aluminium window system to deliver thermal performance up to 35% better than standard double-glazed windows.

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APL Architectural Series

Targeted at architectural homes and apartments, the APL Architectural Series of high-performance windows and doors are meticulously designed. Assured strength and versatility with a recommended door height of 2.7m, however doors can potentially be higher depending on site conditions. These large formats are suitable for most weather and environmental conditions.

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Klima Series

An innovative range of uPVC windows and doors, optimised for New Zealand conditions. Klima Series is designed and made in New Zealand. It is adapted from products by Kommerling, a market leader in Europe. Available in white as standard, however a colour AluClip aluminium exterior face is available. Recommended door height of 2.2m, however doors can potentially be higher depending...

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Smartwood

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.

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