Internal Corner Panel (ICP’s).
ICP’s are used to align and secure standard panels on inside corners at a 90° angle. These panels are available in standard Economy form panel lengths.

| Length | Weight |
| 3000 x 150 x 150 | 39.07 kg |
| 2700 x 150 x 150 | 35.26 kg |
| 2400 x 150 x 150 | 31.45 kg |
| 2100 x 150 x 150 | 31.00 kg |
| 1800 x 150 x 150 | 24.98 kg |
| 1500 x 150 x 150 | 23.83 kg |
| 1200 x 150 x 150 | 16.21 kg |
| 0900 x 150 x 150 | 12.40 kg |
| 0600 x 150 x 150 | 8.27 kg |