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Water absorbent expansion bag, also known as the expansion of flood control bag, flood control sack, is a convenient storage, use simple and quick waterproof new products, easy to use, easy to use. Made of linen or cotton material with good water permeability, different specifications and shapes are made according to different uses, and the inner bag is made of water absorbing material. Expansion flood control bag, before use, small size, light weight, storage, transportation convenient. Compared with the traditional sandbag, in the emergency flood control when greatly reduces the time and manpower, the other more efficient flood control.
Water absorbent expansion bag is environmentally friendly products, non-toxic, harmless, tasteless, no pollution. When the natural degradation of 1 is not used, the flood control bag should be placed in an indoor drying place, and the signal period or the stage of typhoon and rain season can be used at any time.
2. When used, open to the bags, the nearest the bag immersed in water or directly in the flood to be soaked in water, about 3-5 minutes bag can expand 80-100 times (about 15kg), and then moved to the needs of flood interception.
3 flood back, not the flood control bag can be put back to the indoor dry place sealed storage, has been absorbed in the water of the flood control bag to be natural air dry, obsolete waste disposal, non-toxic, harmless, no pollution.