Corner Joints Square

External corner trim

This external corner trim is often used for projects involving installation of wall cladding and façade panels. It is similar to our plastic corner joints which can also be used as a 90 degree corner profile for boards and panels. This external platic corner extrusion is available in the colours white and black, and are sold in packs of 75 metres (25 X 3 metres).

Board sizes for using with this external plastic corner joint

This plastic corner extrusion can be used for board thickness of 6mm, 8mm, 10mm and 12mm. You are welcome to ask us to send you free samples to check which profile best suits your needs.

Sizing and dimensions of external corner joint trim

1st dimension – board size (mm)
2nd dimension – external short leg (mm)
3rd dimension – external long leg (mm)
4th dimension – thickness (mm)
For example, the FIXING EXTERNAL SQ 10mm x 12mm x 42mm x 1.5mm is a plastic corner extrusion designed to use with 10mm boards, the legs are 12mm and 42mm and the thickness of the trim is 1.5mm.

Short lead times for external corner trim

External corner trim profiles are part of our stock range and are normally available for delivery the next working day for orders placed on our online shop before 4pm. In the event of the plastic corner joint being out of stock we will manufacture the profile, and delivery would be within three clear working days of the order being placed.

External plastic corner joints made under an environmental system

Our PVC external plastic corner joints are manufactured in Britain by us under the ISO 14001:2015 Environmental Management System. We take our environmental responsibilities seriously having been accredited with ISO 14001 for nearly 20 years.