Grandex – Sturdy, Strong Protective Exterior Board
Grandex is a premium exterior building board produced by a manufacturer recognized as one of Turkey’s leading brands Turkey Leading Brand Award. Under the FULLBOARD brand, the company offers premium drywall solutions, while high-grade gypsum products are marketed under the FULLGIPS name.
Grandex is a modern, sustainable solution designed for exterior building applications. This A1-class, non-combustible exterior plasterboard provides outstanding protection against mold formation, water, and moisture, thanks to its special gypsum core and exclusive fiberglass mat coating. Its robust structure ensures long-lasting performance even under demanding environmental conditions.
Excellent thermal insulation and sound insulation
High water and moisture resistance
Superior fire resistance (A1, non-flammable)
Mold-resistant composition
Suitable under all types of exterior coating materials
Ideal for applications requiring thermal and acoustic insulation
Used in sheathing systems
Applied in ventilated façade systems
Especially preferred for eaves applications and wet areas
Enables use in projects where building façades must be finished with non-combustible materials
Grandex is the ideal choice for professionals seeking a safe, durable, and environmentally conscious exterior board solution for contemporary construction projects
| Property | Specification |
|---|---|
| Fire Protection Class | A1 |
| Edge Tolerance | 0 to -4 mm |
| Length Tolerance | 0 to -5 mm |
| Edge Chipping Depth | 0.6 – 2.5 mm |
| Edge Chipping Width | 55 ±5 mm |
| Thickness Tolerance | ±0.5 mm |
| Deviation from Flatness | Max. 2.5 mm |
| Flexural Strength (Perpendicular) | >725 N |
| Flexural Strength (Parallel) | >300 N |
| Core Strength at High Temperature | >15 |
| Total Water Absorption | Max. 5% |
| Impact Indentation Width | <15 mm |
| Shear Strength | 850 ±150 N |