CR series is good at repairing pin holes and breaks caused by aging or rusting. which can seal under pressure and no need of changing pipes.
CR series is good at repairing pin holes and breaks caused by aging or rusting .which can seal under pressure and no need of changing pipes .Have advantages of safe ,convenient and efficiency ,can be installed without and other tools .It is highly optimized for general use and has few requirements on the elasticity of pipe arc.
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