... , fish farm, breakwater, walk way, pontoon bridge, fender, swimming pool etc. Floating pontoon specifications:Weight:7kgs(±5%)Buoyancy: 350kg/ m2Material: LLDPEColor ... Only 2 people can put together 50 cubes into one floating dock in one hour. 2.Unlimited installation areaThe pontoons ... surface to secure the walkers on it. 5.EconomyOur floating pontoon is nearly with no maintenance. You nearly need ...