Viewdepth disk

The viewdepth disk is made of robust plastic for quick and easy determination of the depth of visibility. Easy lowering due to 23 holes and an attached weight. Incl. ring for attaching the cord. Dimensions: 200 x 200 mm

Marked cord for the viewdepth disk, 5 m: First meter with marks at every 5 cm, after that markings at all 20 cm

Please order the disk and the cord separately.