Plug of silicone water main function to achieve waterproof seal fixed effect, the product has good hardness, and can be long-term support seal waterproof function, selection of environmental protection industry of silicone rubber raw materials custom processing, material precision is higher, it must let the force of resistance, and can be closely dust has certain electrical insulation, weather resistance, and high and low temperature resistance, can be used in different environments. It is one of the surrounding water valve protection accessories in one of the popular material.
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