Perimeter profile for the finishing and protection of the external cement borders with un upper edging trim designed to frame also the tiled surfThe system visible part is curved so as to “bell cast” serving as a water drip element and also protecting DRAINTEC 8 membrane laid under the screed and over the waterproofing layer. Leave the necessary space between the different elements for the thermic expansion covering the gap with the joining pieces.ace where it is laid flush with the screed.