What is EPS made from?
Polystyrene is virgin material, manufactured from petroleum. Polystyrene beads are expanded with steam heat to be up to 40 times their original volume and then the expanded beads are molded again by steam heat into 25⁄8″ rigid insulation panels to create a Fox Blocks ICF.

Fox Block ICFs Commercial Buildings are Strong, Durable, and Comfortable

Modern Concrete Home Design Using ICF
Today’s architects, contractors, and homeowners are increasingly recognizing the benefits of modern concrete home design using ICFs.

Using ICF to Build a Home with Modern Adobe Style Walls
The design flexibility of Fox Blocks can easily enhance an adobe style home that is comfortable, energy-efficient, disaster-resistant, and durable.

Top 22 ICF Commercial Construction FAQs
Commercial ICF construction has strict standards, codes, budgets and timelines to follow, and making sure you implement ICFs accurately and efficiently is important. We compiled a list of the top ICF FAQs we get to help you feel confident in your decision to choose Insulated Concrete Forms for your next project.
Is burning EPS toxic?
Test reports conducted by the National Research Council state: “The maximum toxicity index obtained from the combustion of polystyrene was of the same order as that of wood.” Fox Blocks ICFs have been tested to meet building code requirements for flame spread ratings, smoke development and toxicity

How to Build a Warehouse the Right Way
Resources

A Guide to Designing an Energy-Efficient Building in a Hot Climate
Architects and contractors in hot climates must design and construct energy-efficient buildings.

The Changing Landscape of K-12 School Construction in 2025
School construction for K‑12 is changing to meet today’s higher performance expectations. It’s about finding the right balance between keeping costs manageable, building strong, durable structures, and making schools more energy-efficient.