Keystone is an architectural technique used in the exterior decoration of buildings. Originally, it was an element that complements the ceiling of a vault or arch, but now the expanded polystyrene keystone has an exclusively aesthetic function.
Technical specifications:
- Unique manufacturing technology of EPS-200 polystyrene base coated with quartz and resin.
- Our manufacturing technology gives a highly durable surface.
- Perfect weather protection UV protection and eco-friendly.
- Mold resistance.
- Quick and easy installation.
- No screws or nails needed.
- Durable and shock-resistant.
- Add a great aesthetic to your building.
- With 90% lighter than its concrete counterpart.
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