Altherm Residential doors and windows are a well recognised New Zealand brand with a long history of quality and excellence. Browse our range to find a window, or door to suit your project.
APL Architectural Series
APL Architectural series is designed for for architecturally styled homes and apartments where size, strength, uncompromising good looks and functionality are required. APL Architectural Series offers a full suite of products with doors capable of heights up to 2.7 metres and higher, depending on wind exposure. View the APL Architectural brochure.
Thermal Heart technology in available in Altherm Residential and Metro Series Doors and Windows. Thermal Heart features a nylon thermal insulators separating the inside and outside metal faces. This cleverly integrated barrier stops the transmission of cold or heat through the aluminium resulting in more thermally efficient than standard aluminium products.
Thermal Heart is a smart and affordable investment with substantial long term energy savings and health benefits. We recommend using a higher performance glass with Thermal Heart products