Calculate the amount of material you'll need to complete your project.
It’s a community for those who take pride in their craft. They use high-performance materials and installation techniques, to ensure their homes are comfortable, beautiful, efficient and built to last.
When a builder joins the R‑Class, you’ll receive support and training by our team of residential building pros, samples, potential rebate savings and more. ROCKWOOL high-performance stone wool is in a class of its own — and so are the builders who make up the R‑Class.
Our products are diverse and contribute to shaping a circular economy, enhancing resource efficiency, and nurturing the safety, health and wellbeing of people.