We have been manufactuing ALTI joinery for over ten years - we are now the original ALTI production company in New Zealand. Although we are based in Auckland, we cover most of the North Island and also export to the Pacific region. MJN McNaughton ALTI Example ALTI is a New Zealand designed aluminium clad wooden window and door system, which is unique in the New Zealand market. This advanced type of window system is the norm in the sophisticated markets of Europe and USA. We have designed our own here in New Zealand, to suit our architecture, but using the most advanced technology from the USA and Europe. Each order is custom made to your requirements (or your architect's). Our craftsmen individually produce each window and door to a high standard to give you a premium product to help you create a home with character and style. ALTI is the top of the range window system which can add value to your home, in terms of both visual appeal and monetary value - this makes it a sound