Marley Weatherboard External Corner SymmetricExternal Corners (Symmetric) are used to create precise and neat corners when installing fibre cement weatherboard cladding. The result is a seamless and weathertight seal between the trim and the corner. Manufactured from high quality 1050 grade aluminium, External Corners (Symmetric) are provided in a choice of four colours to match Marley Weatherboard. The External Corners (Symmetric) measure 61mm by 61mm and are supplied in 3 metre lengths, which