You are using an outdated browser version not supported by this website.
Click here to upgrade your browser

Product not found
InteriorInterior

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.

201117 altherm hero

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.

News from ALTHERM Window Systems

Major Taranaki Refurb Project Used Altherm Windows
Extended Play: A 1940s Home Renovation with Altherm
APL Offers Klima uPVC Replacement Frames as an Attractive Alternative to Traditional Timber Joinery NEW
Get a free weekly digest of essential news

New and updated architectural products, design solutions, inspiration, technical advice and more when you sign up for EBOSS.