Cor Vision has Visible section of only 20 mm. Possibility of embed the bottom, top and lateral frames with in the wall . Possibility of pocket system .Possibility of sash encounters at a 90° corner without a mullion . Has glazing upto 30mm . And weight 320kg . Possibility of bicolor systems , Color powder coating (RAL, mottled and rough) Wood effect powder coating , Anti-bacterial powder coating ,Anodized.