uPVC Raised Edge Trim for EPDM Roof Systems - 2.5m Length This uPVC drip edge trim can be used with all EPDM roof systems. 110mm Depth, comes pre-drilled complete with joining clips, fixings and foam Description Used to finish the edge of the roof where water does not drain into a gutter. This trim acts as a barrier to water at the edge of the roof. An alternative to using the plastisol trims, the benefit of these is that they create their own seal to the roof surface, negating the need to install a timber perimeter upstand. uPVC Trims are supplied with jointing clips and poly pins.