1. Standard size: 2100 x 900 x40 mm. (other dimension can be custom )
2. Material: Solid wood core +MDF
   surfacing+ 0.6mm veneer/nature wood skin
3. Finish: 5 layer PU painting
4. Performance: Weather
   performance: air permeability, water tightness and wind resistance.
   Mechanical performance: including operating forces, resistance to loads torsion
   etc, and resistance to impact.
   Performance in use: cyclic operation (opening and closing), effect of temperature
   and humidity variation, basic security considerations.
5. Custom: custom design is available.