Once we calcine the clay through a special procedure, we obtain expanded clay with the following properties:
- Lightweight and highly resistant
- Fireproof
- Thermal insulator
- Acoustic insulator
- Natural product with no harmful substances
- Non biodegradable

At the same time, the characteristics of our AREXPAN make of it a perfect product for cultivations, both traditional ones as in hydroponics). The main characteristics in this case are the following:
- It airs the soil
- Avoids frost on the soil
- Keeps the moisture of the soil
- Makes the final mixture lighter
- Natural product with no harmful substances
- Non biodegradable


