243485: Optional dock or piling mount is made from corrosion protected steel and stainless steel. It offers you flexibility of adjusted angle, depth in the water and 360° positioning. This dock mount can be used with any of Kasco's de-icer units. The de-icer unit may be extended down from the surface mounting bracket to a maximum length of 10'. You supply between 1' and 10' of 1 O.D. pipe, depending on how deep you want to suspend the unit.213001: Kasco De-icers can be attached to our optional flotation kit to create an elongated de-icing pattern in either fresh or salt water. Flotation application of Kasco De-icers is ideal for all de-icing needs and well suited for tough problems such as shallow water or where water and ice levels may fluctuate, such as tidal waters.