Is a material prevents water, used for the slot connector, circuit stop in concrete. Bentonite Waterstop built from sustainable materials such as natural rubber and bentonite clay mortar, expands when in contact with water, does not cause negative impacts to the environment, not like rubber and rubber cloropen butin.The product is designed to replace the conventional water compartments in the slot connection. Sodium bentonite quality Bentonite Waterstop Zhang has in bloom when in contact with water, clogging the pore, capillary tubes, small crevices and other absorbent, forming the class barrier permeability of eternity.
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