Who is ROCKWOOL and what is stone wool insulation?

Find out answers to these questions and more with information about our organization, its history and values, and an overview on the materials we use in manufacturing.


Community and Economic Impact

We seek to make a positive impact in the City of Ranson and more broadly Jefferson County.

Through economic development that brings jobs for residents, opportunities for local businesses and support for local community organizations, we are focused on furthering the well-being of the community where we live and work.



At ROCKWOOL, sustainability is always top of mind.

Responsible business practices underpin everything we do. Sustainability is not only important for our products and brand, but also for our production process. We have ambitious targets for 2022 and 2030 to further reduce our environmental footprint in compliance with United Nations sustainability goals.


Factory Operations and Production

Interested in how our stone wool insulation is made?

The ROCKWOOL manufacturing process includes an overview of insulation being made and what it’s made of, day-to-day operations of the plant and insight into the visibility, water usage and trucking and transportation impacts for Jefferson County.



Protecting against factory emissions to minimize the impact on air and water quality.

The state-of-the-art technology we use meets and exceeds regulatory requirements. We've also made a commitment to ongoing third-party air monitoring that will allow you to track air quality in the area.


Construction and Permitting

An overview of the air, construction and environmental permits required.

Access detailed information regarding site selection for the factory, development and environmental management of the project.