- High-strength anodised aluminium alloy
- Suitable for door and wall integration
- Weather resistance
- Design conforms to DIN VDE 0101
- Tested in system with Betonbau stations in compliance with IEC 61330 and EN 62271-202
- IP 23-DH degree of protection tested in compliance with DIN EN 60529
- Large free ventilation cross sections
- Favourable flow resistance coefficients
- Earthing connection
- Special version for Type LLE: break-in inhibiting WK3 conforming to DIN ENV 1627
- Option: dust filter
