The ecological ROTEC^® lightweight aggregates optimize the energy efficiency, overall weight, the processing properties, residential living environment and product quality in countless products for the industry, improved construction practices and in providing do-it-yourself solutions.

As a leading European manufacturer with an annual production of over 180,000 tons of this ecologically excellent raw material we are consistently working on improving our nature-friendly raw material extraction and refining, that increases the unique ecological balance of our siliceous lightweight aggregates.

Concurrent material and application developments help to permanently extend the group of products awarded with the Quality Seal: "Ecological due to ROTEC^®". Take advantage of the wide range of uses and the ecological potential of ROTEC^® lightweight aggregates for product and application innovations for all areas of our lives.