System intended for applications below wooden boards for hanging under-curtains; suitable for applications on curved ceilings. cord operated. for use with curtains 600 cm w max. and 300 cm h weighing up to 5 kg. the opening can be central, lateral, multiple or asymmetric installation by means of screws in the wood, steel click supports or acetylic supports directly on the ceiling. the operating cords run in independent side-by-side channels. sliding is guaranteed by self-lubricating polyethylene slides.