RenderEdge  was established and developed by Wallboard Tool Company to complement the trade ranges for building and plastering segments and also offers rendered edge solutions through PVC render trim.

RenderEdge products are of various types including external render trim; render external trim, render starter trim and so on. External render trim from RenderEdge is used for surface application like polystyrene, masonry and brick. The build size of this external render trim is 4-12 mm. External render trim is designed for traditional 10mm solid rendering on blockwork and brick where the surface requires large trim.

Render external trim from RenderEdge is manufactured using anchor top which offers bonding of render material into corner. Render external trim can be rendered to double side ridging and large rectangular holes on the render legs to assist the adhesion to the surfaces. The build size of render external trim is 2.5, 3.5 and 6 mm and comes with length 2.4 and 3.0 m. It is also used for surface applications such as masonry, polystyrene and brick.