Stronghold Grp Fibreglass Trim C1 External Corner

C1 Corners. A simple pre-made corner that can be installed with A200 or B260 trims. Avoids mitring in situ The joint between the trim and the corner should be sealed with a thin line of PU sealant. Any excess sealant should be wiped clear. The joint should be bandaged with 75mm wipe glassfibre mat