Description for corner joints that fit a board size of 3-5mm: 1st dimension to fit board size - 2nd external short leg - 3rd external long leg - 4th thickness | M = metres, mm = millimetres.
These plastic corner joints fit into boards which are positioned at a 90 degree angle. This corner joint has external short leg of 18mm an external long leg of 25mm, with a thickness of 1mm. You can request a free sample to check if this profile is sutiable for your project. For alternative dimensions, check our full range of plastic (PVC) corner joints.