Types: top corner, Internal Jointer, External jointer,connect corner, end corner; Available Insert thickness: 5mm,8mm,10mm, PVC profile, PVC jointer, PVC corner 1. Feature: 1) Easily assembling with smooth suface, and without gap when fitted together. 2) High intensity,corrode-resisting,aging-resisting,can be used for more than 30 years. 3) Fire, water and antibiotic preventing, healthy and ...