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Why does a pipe turn black?

Troubleshooting

Why does a pipe turn black?

 

Symptom Symptom

 

             A pipe turns black.

 

cause Cause

 

             When pipes are exposed to sunlight, they can be discolored gradually as time passes.

 

How to fix How to fix

 

           Discolored pipes do not affect the product performance.

              Please be assured that it is safe to use the product.

 

            Pipe exposed to sunlight

                           Pipe exposed to sunlight >

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