•    Used for levee overflow emergencies and temporary heightening in underground parking lots, tunnels, etc. Detachable flood protection board made of high-strength composite materials, with spring lock type for unit connections, and removable fish fin-type waterproofing component at the unit ends.
•    Dimensions: Bottom length ≥1020mm, width ≥1050mm, height ≥1000mm; Average thickness ≥4.5 mm; Effective water-blocking height ≥50cm, bending strength ≥70MPa, tensile strength ≥42MPa.