AAC NZ

Company owner and director Frederick Koch has been involved in the building and timber industry for 50 years.

Looking for solutions to the 'leaky home syndrome' Fred found YTONG® to be 100% suitable for New Zealand conditions.

We supply from our Whangarei Warehouse

* AAC modular building blocks
* all YTONG® accessories and tools
* YTONG® masonry kitsets for sale

We provide

* structural engineering
* professional training for your builder or yourself
* support with your project

YTONG® World-wide Success

The perfect solution to solve New Zealand's 'leaking home' problem! YTONG® is an alternative building system made from light-weight Aerated Autoclaved Concrete (AAC). It was invented in Sweden in 1923 and further developed under the YTONG® brand it turned into a world-wide success.

Today, YTONG® is used and manufactured all over the world, including earthquake-prone countries like Italy, Greece, Turkey, China, Japan, and Mexico. Click here for a PDF research document on earthquake resistant designs using YTONG®

In 2005 YTONG®'s annual production of Aerated Autoclaved Concrete building blocks exceeded 8 million cubic metres.

The product is competitive through it's simplicity!